Prepatellar bursitis aspiration

If aspirating, use an 18 or 20-gauge needle and enter perpendicular to skin, into the bursa. Aspirate as much fluid as possible. If only injecting, you can use a 25-gauge needle. After aspirating, keep that needle in the bursa, and switch to the corticosteroid/lidocaine syringe Aspiration of the Prepatellar Bursa This outpatient procedure relieves pain and swelling in the knee caused by bursitis, or inflammation of the bursa. The bursa is a fluid-filled sac between the skin and patella (commonly called the kneecap) Bursal fluid aspiration and analysis should be performed in all patients who present with prepatellar bursitis. Aspiration is necessary to definitively distinguish the cause of prepatellar bursitis (namely, trauma, gout, and infection). Gram stain and culture of the bursal fluid should be obtained and analyzed for leukocyte count and for the. Prepatellar bursitis is an inflammation of the bursa in the front of the kneecap (patella). It occurs when the bursa becomes irritated and produces too much fluid, which causes it to swell and put pressure on the adjacent parts of the knee. (Left) Normal knee anatomy shown from the side

Prepatellar Bursa Aspiration and Injection - Technique and

  1. Laboratory Studies Laboratory studies are not usually indicated to diagnose prepatellar bursitis. However, analysis of fluid aspirated from the bursa is important in differentiating septic bursitis..
  2. er's knee, or carpet layer's knee, is the second most common superficial bursitis. 2, 3, 11 Repetitive compressive and sheer forces..
  3. Excess fluid may be removed from the prepatellar bursa using a needle and syringe. This procedure, called bursal aspiration, may relieve pressure in the knee. While aspiration is often effective, it is possible that swelling will return
  4. Laboratory studies are not usually indicated to diagnose prepatellar bursitis. However, aspiration of prepatellar bursa fluid may be indicated to differentiate NSB from SB. Evaluate the aspirated..
  5. Aspiration of the prepatellar bursa may be performed acutely for relief of swelling and discomfort. Corticosteroid injection can be performed in cases of chronic or persistent bursitis after a..
  6. We're proud to offer many different procedures at Elite Sports Medicine, including ultrasound-guided injections. Thanks to this patient for donating their bo..
  7. Prop up knee on towel roll in popliteal space. Sterilize local skin with Betadine or Hibiclens. Mark needle insertion site based on approach. Palpate swelling over the Patella. Bursa is anterior and inferior to Patella. Mark point of maximal tenderness. Insert needle into bursa and aspirate. Inject Corticosteroid preparation

Aspiration of the Prepatellar Bursa Southern California

Physicians should be more inclined to perform bursal fluid aspiration in the most frequently infected bursae—namely, the olecranon (see the image below), prepatellar, and infrapatellar bursae Aspiration of the Prepatellar Bursa. This outpatient procedure relieves pain and swelling in the knee caused by bursitis, or inflammation of the bursa. The bursa is a fluid-filled sac between the skin and patella (commonly called the kneecap). ViewMedica 8

While unlikely to be necessary for diagnosis, MRI may be obtained to rule out other differential diagnoses. Prepatellar bursitis appears as an oval fluid-signal-intensity lesion between the subcutaneous tissue and the patella on MRI. Needle aspiration of bursal fluid is crucial in differentiating between causes Aspiration of the Prepatellar Bursa. Aspiration of the Prepatellar Bursa relieves pain and swelling in the knee caused by bursitis, or inflammation of the bursa. The bursa is a fluid-filled sac between the skin and patella (commonly called the kneecap). ViewMedica 8. Start Picture-in-Picture. Get Embed Code. Share Video. About ViewMedica 8.2.13

The prepatellar bursa is located superficially between the skin and the patella. The inflammation of a bursa is called bursitis. This inflammation can take form by either an infectious nature (30%) or a non-infectious nature (70%). A direct fall on the patella, an acute trauma, repeated blows or friction on the knee may cause prepatellar bursitis Purpose: Olecranon bursitis and prepatellar bursitis are common entities, with a minimum annual incidence of 10/100,000, predominantly affecting male patients (80 %) aged 40-60 years. Approximately 1/3 of cases are septic (SB) and 2/3 of cases are non-septic (NSB), with substantial variations in treatment regimens internationally Knee bursitis is inflammation of the bursa in your knee. The bursa is a fluid-filled sac that acts as a cushion between a bone and a tendon. A tendon is a cord of strong tissue that connects muscles to bones

Bursitis often improves over time, so treatment is usually aimed at symptom relief. However, depending on the cause of your knee bursitis and which bursa is infected, your doctor might recommend one or more treatment approaches. Medications. If an infection has caused the knee bursitis, your doctor will prescribe a course of antibiotic treatment Treatment for prepatellar aseptic bursitis is determined primarily by the cause of bursitis and secondarily by the pathological change in the bursa. Nonoperative treatment is the mainstay of treatment and includes initial aspiration, applying compressive dressings, prescribing nonsteroidal anti-inflammatory drugs, and treating underlying causes Aspiration of a hemorrhagic effusion in a patient with olecranon bursitis. Image courtesy of UMDNJ-New Jersey Medical School, www.DoctorFoye.com, and www.TailboneDoctor.com. After fluid is removed.

FPnotebook.com is a rapid access, point-of-care medical reference for primary care and emergency clinicians. Started in 1995, this collection now contains 6963 interlinked topic pages divided into a tree of 31 specialty books and 737 chapters Prepatellar bursal puncture is usually done diagnostically (eg, to diagnose septic or crystal-induced bursitis). Because the prepatellar bursa is the second most common site of septic bursitis, effusion fluid should be sent to the laboratory for cell count, Gram stain, culture, and sensitivity tests Aspiration of the Prepatellar Bursa. This outpatient procedure relieves pain and swelling in the knee caused by bursitis, or inflammation of the bursa. The bursa is a fluid-filled sac between the skin and patella (commonly called the kneecap). ViewMedica 8. Start Picture-in-Picture To aspirate the bursa, the patient rests on a couch with their knee supported in extension. A needle is inserted at a suitable point and the contents of the bursa removed. Bursae of the knee: Bursitis of the knee video - different types of bursitis. Reference: Primary Care Rheumatology Society (PCRS) Invasive treatments of prepatellar bursitis include corticosteroid injections, aspiration of fluid, and surgical removal of the bursa. A systematic literature review by Baumbach et al recommends that incision, drainage, and surgical removal of the bursa should only be utilized for patients with severe, chronic prepatellar bursitis (4)

Prepatellar Bursitis. Bursitis arises from many inflammatory phenomena, but infection is the primary concern. Approximately 80% of cases of septic prepatellar bursitis are caused by Staphylococcus aureus. 1 Other organisms, Aspiration of the bursa is often necessary Prepatellar Bursitis (Housemaid's Knee) Prepatellar bursitis is the swelling and inflammation of the anterior knee bursa associated with pain with kneeling. Diagnosis is made clinically with mild swelling and tenderness over the anterior knee overlying the patella. Treatment is nonoperative with compressive wraps and NSAIDs the knee by a pad of fat; - Prepatellar Bursitis: - traumatic prepatellar bursitis may be caused by acute injury such as fall directly on the patella or by recurrent minor injuries, such as. those that produce housemaid's knee; - pyogenic prepatellar bursitis is common, especially in children; - when bursae is large, swelling may be so. Septic bursitis can be acute, subacute, or recurrent/chronic. The clinical features of septic bursitis are sometimes indistinguishable from non-infectious bursitis; therefore, bursa aspiration and fluid analysis must be completed to make an accurate diagnosis. Etiology. Inoculating the bursa with infections bacteria causes septic bursitis

Aspiration of the Prepatellar Bursa. This outpatient procedure relieves pain and swelling in the knee caused by bursitis, or inflammation of the bursa. The bursa is a fluid-filled sac between the skin and patella (commonly called the kneecap). Appointments: 573-335-8257 Bursitis is a common cause of morbidity, with a minimum population incidence of 10 per 100,000 [].It is defined as inflammation of a bursal sac with swelling and thickening of the bursal walls [], with the most common forms documented as olecranon and prepatellar bursitis.The prepatellar bursa comprises two anatomically distinct regions, the subcutaneous prepatellar bursa and the superficial. The best patient position for an aspiration and/or injection of the olecranon/prepatellar bursae is the semi-sitting or recumbent position. This allows the elbow to be flexed across the body or the knee to be flexed 15 degrees on a rolled up towel, thus facilitating better access to the inflamed bursae gies can be challenging. Aspiration of the bursa is often necessary. McAfee and Smith3 recommend a lateral ap-proach for aspiration of the prepatel-lar bursa because entering the bursa anteriorly increases the risk of iatro-genic sinus tract formation. Diagnos-tic thresholds have been proposed for septic prepatellar bursitis, includ

The prepatellar bursa lies just below the skin, increasing the risk of skin damage and infection from corticosteroid injection therapy. Prepatellar bursitis typically manifests with obvious swelling and erythema; thus, ultrasonography for evaluation and needle guidance is usually unnecessary. (See also Bursitis.) Indications. Aspiration of. The recommended approach to aspiration of the olecranon bursa involves a 20-gauge needle and 10-mL syringe held parallel to the forearm and advanced into the bursal fluid collection. To minimize the risk of persistent drainage and infection, the needle insertion site should be 2-3 cm away from the bursa using aseptic technique Prepatellar bursitis. Prepatellar bursitis occurs when your prepatellar bursa becomes inflamed — this is the bursa that sits on top of your kneecap (patella). You are at greater risk of developing prepatellar bursitis if you work in certain professions, such as carpet laying, gardening, mining, plumbing and roofing. This is because. TITLE: Aspiration for the Treatment of Pre-patellar and Olecranon Bursitis: Clinical Evidence and Safety DATE: 16 October 2012 RESEARCH QUESTIONS 1. What is the clinical evidence for the effectiveness of aspiration as a treatment for pre-patellar and olecranon bursitis in adult patients? 2 Elbow and knee bursitis is common in both athletes and nonathletes and has three basic presentations: acute, chronic nonseptic, and chronic infected. Most acute swellings occur after trauma and can be treated with early aspiration, compression, and padding. Chronic, nonseptic bursitis can usually be

The prepatellar bursae and the infrapatellar bursae are most commonly involved in bursitis. The prepatellar bursa is located in front of the knee joint. The bursa is present above the kneecap and helps in the smooth gliding of the skin and other soft tissues. The bursa is frequently irritated on activities involving kneeling on hard surfaces Bursitis in the knee is a condition in which a bursa in the knee becomes inflamed, which can cause pain and a reduction in range of motion. Who needs Aspiration of the Prepatellar Bursa? This procedure is performed to treat inflammation of the prepatellar bursa, the sac between the patella, or kneecap, and the skin Prepatellar bursitis is an inflammation of the prepatellar bursa at the front of the knee. It is marked by swelling at the knee, which can be tender to the touch and which generally does not restrict the knee's range of motion.It can be extremely painful and disabling as long as the underlying condition persists Bursitis is an inflammatory reaction in a fluid-filled synovial sac, commonly over the subacromial, prepatellar, olecranon, or trochanteric bursa. It is associated with repetitive motion, trauma, or infection. The fluid collection may be bacterial (septic bursitis), gouty, or, most commonly, inflammatory

Clinical diagnosis, based on history and physical exam. There is currently no consensus on the optimal diagnosis strategy for prepatellar bursitis. The majority of patients studied did receive an aspiration of fluid (82%), but those patients had a significantly higher rate of complications (persistent infection, secondary infection in initially. Best answers. 0. Dec 6, 2013. #1. diagnosis is septic prepatellar bursitis. doc did an open irrigation and debridement. i am using 726.65 plus the code for the infectious agent, but i am not sure which cpt code to use. doc did not state that he did a bursectomy. he stated that the bursa was debrided using a combination of curette and a rongeur.

Prepatellar Bursitis Located around the knee are small, jelly-like sacs called bursae. Bursae reduce friction between the bones and soft tissue. Prepatellar bursitis is when the bursae become swollen, causing pain and discomfort with touching or kneeling on the knee Bursitis is a common cause of lower extremity pain in patients presenting to primary care physicians. However hemorrhagic prepatellar bursitis is considered to be one of the rare differential diagnoses of swellings around the knee and its diagnosis both clinically and radiologically can be difficult. We present a rare case report of a 50-year-old female patient with complaints of swelling and. Introduction. The olecranon bursa is a fluid-filled synovial pouch that overlies the olecranon process ().Historically, enlargement of a bursa (e.g., prepatellar and olecranon) has been called bursitis; however in the majority of cases, no true inflammatory process exists in the bursal tissues ().Rheumatologic conditions (e.g., rheumatoid arthritis) and gout can cause inflammatory. Prepatellar bursitis, also known as housemaid's knee, is caused by inflammation of the prepatellar bursa in individuals who spend long periods kneeling, such as housemaids, clergy, and gardeners [2]. However, this infection often presents with mono-arthritis-like findings and requires careful palpation and confirmation by intra- and extra.

Aspiration for prepatellar bursitis

The fluid in the prepatellar bursa sac can become infected and cause inflammation within a bursa (bursitis). This is particularly common in children with housemaid's knee. This usually follows a cut, scratch or injury to the skin on the surface of the knee. This injury allows germs (bacteria) to spread infection into the bursa Non-septic prepatellar bursitis is a sterile inflammation with serous fluid accumulation within the bursa. This is commonly a result of acute or chronic trauma, crystal deposition, or systemic inflammatory diseases. 1 , 2 , 4 - 7 Prepatellar bursitis is most commonly caused by friction between the dermal layers and the patella, or compressive. The more superficial bursae, such as the olecranon, ischial, or prepatellar bursa, serve as cushions between the skin and the bone. The term bursitis implies inflammation. In many clinical scenarios this is a misnomer, as many specific bursitis syndromes are associated only with tenderness over the bursal structure and not necessarily with. chronic bursitis, or those who kneeled at work. There was little difference in the results between the different treatment groups. Introduction Chronic prepatellar bursitis is a relatively common condition and the results of treatment are well documented. Howeveronly twenty cases ofinfective prepatellar bursitis are reported in the literature

Prepatellar Bursitis (Housemaid's Knee) - Knee & Sports

Bursitis is an inflammation of the bursa. Near the knee, there are three clinically important bursas: the prepatellar (in front of the patella itself), infrapatellar (just distal to the patella) and anserine (on the proximal - medial tibia). Bursitis may result from local injury, infection or systemic diseases such as rheumatoid arthritis or. Surgical excision of the bursa is recommended only for recalcitrant cases. AB - Elbow and knee bursitis is common in both athletes and nonathletes and has three basic presentations: acute, chronic nonseptic, and chronic infected. Most acute swellings occur after trauma and can be treated with early aspiration, compression, and padding Aspiration of the prepatellar bursa yielded thick, blood-tinged, purulent fluid. A small, transverse incision over a Langer's line was made over the prepatellar bursa, and irrigation and debridement were carried out. Bursal fluid was inoculated into a blood culture bottle S. aureus is the most commonly cultures organism in both septic olecranon and prepatellar bursitis . Treatment: Nonoperative compressive wrap, NSAIDs, +/-aspiration and immobilization for 1 week. indications most cases; technique corticosteroid use is controversia

Prepatellar (Kneecap) Bursitis - OrthoInfo - AAO

The prepatellar bursa lies between the subcutaneous tissues and the patella. This bursa is held in place by the patellar ligament. The prepatellar bursa may exist as a single bursal sac or, in some patients, as a multisegmented series of loculated sacs ( Fig. 113.1 ). The prepatellar bursa is vulnerable to injury from both acute trauma and. Obvious swelling of prepatellar bursa. Overlying erythema, warmth are often present. The prepatellar space will be tender with fluctuance, edema, crepitus. Range of motion is often restricted. Notably absent is a joint effusion. Septic vs aseptic can be difficult to distinguish clinically

Prepatellar Bursitis Workup: Laboratory Studies, Imaging

Prepatellar bursal infection is a rare occurrence. The incidence of tuberculosis, including musculoskeletal type, is increasing. We present a case of isolated prepatellar bursal swelling associated with a discharging sinus; the condition developed in an elderly patient 4 years after total knee arthroplasty. Aspiration of the bursa revealed acid-fast bacilli on Ziehl-Neelsen staining. Prepatellar and infrapatellar bursitis — The prepatellar bursa is located in front of the patella (kneecap) ; the infrapatellar bursa is below this. Bursitis in these areas can result from recurrent injury to the knee and is often seen in people who frequently kneel Patients with prepatellar septic bursitis are typically successfully managed nonoperatively with rest, compression, immobilization, aspiration, and antibiotics. 13 Rarely, bursectomy may be required for recalcitrant cases. 13 Although endoscopic bursectomy has also been proposed to reduce the risk of wound complications, there is risk of. To the Editor: Swelling of the prepatellar bursa following trauma usually resolves with rest and protection. Aspiration is indicated to rule out infection and may need to be repeated, even when the fluid is not infected, when recurrent swelling is painful or restricts motion1. Injection of corticosteroids can be curative. Symptomatic bursitis that persists despite these measures is considered. Prepatellar Bursitis Images in Clinical Medicine, N Engl J Med 2008:359;2366.. The title should have read Infrapatellar Bursitis. The article has been corrected at NEJM.org

Aspiration of the Prepatellar Bursa What is a Bursa? A bursa is a small fluid-filled sac found between soft tissues and bones. It lubricates and acts as a cushion to decrease friction between bones when they move. What is Prepatellar Bursitis? Bursitis refers to the inflammation and swelling of the bursa Prepatellar bursitis (also known as housemaid's knee) is an inflammation of the knee bursa located between the patella and the overlying skin that presents with swelling but minimal discomfort. 1,2 It is usually caused by trauma or friction from repetitive kneeling. Management includes aspiration and drainage of bursa fluid, followed by the. This bursa is commonly one that can become infected. Patients with prepatellar bursitis complain of knee swelling and pain over the front of the knee. A clinical diagnosis can be made by simple inspection and palpation of the anterior knee. To determine the etiology of prepatellar bursitis, bursal fluid aspiration and analysis may be necessary

Common Superficial Bursitis - American Family Physicia

In severe cases of pre-patellar bursitis or those that are unresponsive to physiotherapy, aspiration (drainage) and infiltration of the bursa with a corticosteroid and anesthetic may be required. This is usually followed by the use of a firm compression bandage and a period of rest (usually 48 hours) Prepatellar bursitis is an inflammation of the bursa in front of the patella. Bursae are located between structures to reduce friction. These sacs are lined with a membranous. synovium that produces and absorbs fluid; they are subject to acute or. chronic trauma or infection and to low-grade inflammatory conditions Bursitis is the inflammation of a bursa. The prepatellar bursa can become irritated and inflamed in a number of ways. In some cases, a direct blow or a fall onto the knee can damage the bursa. This usually causes bleeding into the bursa sac, because the blood vessels in the tissues that make up the bursa are damaged and torn Prepatellar bursitis. Dr Bahman Rasuli and Dr Ahmed Abdrabou et al. Prepatellar bursitis is inflammation and fluid collection within the prepatellar bursa, located between the patella and the overlying subcutaneous tissue. It has been historically referred to as housemaid's knee . On this page For example, a prepatellar bursitis will worsen with extension and flexion of the knee joint and activation of the quadriceps/hamstring mechanism whereas pes anserine bursitis will be specific to flexion of the knee, in particular the hamstrings, and be localized to the anteromedial aspect of the joint

Prepatellar Bursitis Treatment - arthritis-health

Olecranon Bursitis. ICD-9 code: 726.33 olecranon bursitis ICD-10 code: M70.21 olecranon bursitis, right elbow M70.22 olecranon bursitis, left elbow CPT code: 20605 Arthrocentesis, aspiration and/or injection; intermediate joint or bursa Materials Needed. Gloves (non-sterile) Alcohol swabs (or betadine) Band-aid; Numbin Arthrocentesis, aspiration, or injection is the process of inserting a needle into a joint or bursa to inject medication, or aspirate fluid for diagnosis or pressure relief. CPT® codes for these procedures are 20600-20615. CPT® categorizes the codes based on the type of joint or bursa, and whether ultrasound guidance is performed Non-infectious (aseptic) prepatellar bursitis can be treated with ice compresses, rest, and anti-inflammatory and pain medications. When ice packs and anti-inflammatory drugs are not effective, knee bursitis can require aspiration of the bursa fluid and/or a local cortisone injection. This procedure involves removal of the fluid with a needle.

Prepatellar Bursitis: Practice Essentials, Pathophysiology

Aspiration: If the swelling in the prepatellar bursa becomes extreme, then your doctor can drain the fluid out of the bursa with a needle, known as aspiration Steroid Injections: Cortisone injections into the bursa can help to reduce swelling and pain associated with prepatellar bursitis Keywords Olecranon Prepatellar Bursitis Bursectomy Bursal aspiration Introduction There are more than 140 bursae within the human body often as septic prepatellar bursitis [31, 40, 50, 70] When a bursa sac ruptures or becomes inflamed, the jelly-like fluid of the bursa swells and puts pressure on the adjacent parts of the knee, according to the American Academy of Orthopedic Surgeons. Symptoms of this condition, known as prepatellar bursitis, include pain with activity, rapid swelling on the front of the kneecap and tenderness. An incision and drainage of the prepatellar bursitis revealed a small amount of murky fluid; it was sent for gram stain in addition to 14-day anaerobic, fungal, and acid-fast bacilli (AFB) cultures. Additionally, right prepatellar bursa tissue cultures were sent. Gram stain was positive for gram-positive rods

Knee Bursitis Infrapatellar Bursitis Classic - Everything

Diagnostic and Therapeutic Injection of the Hip and Knee

Prepatellar bursitis is also known as housemaid's knee. It commonly affects cleaners, maids, people who kneel in church frequently, wrestlers, and carpet layers. It is the most common bursitis of the knee. Bursa is a potential space, a fluid-filled sac, that can form anywhere in the body that there is friction Prepatellar bursitis, commonly know as housemaid's knee Infrapatellar bursitis, commonly called clergyman's knee Trochanteric bursitis which gives hip pain Olecranon bursitis characterised by pain and swelling in the elbow Occasionally, bursitis will requires aspiration of the bursa fluid. This procedure involves removal of the fluid with a. abstain from activity. Two days post second aspiration prepatellar subcutaneous fluid returned without mechanism and was 6 cm larger than contralateral side. On October 23rd, patient received third aspiration with another Cortisone injection and two days later, girth measurements returned to preaspiration levels even without further activity

Elbow Drained, Olecranon Bursitis Aspirated in Clinic

Prepatellar Bursa Aspiration - Elite Sports Medicine

Keywords. Olecranon and prepatellar bursitis presents as a swelling over the olecranon or over the anterior aspect of the knee respectively. The bursal sac in these areas is inflamed and fluid forms within the sac. Conventional treatment would be aseptic aspiration and/or injection of corticosteroids into the bursae Do not perform if there is evidence overlying cellulitis. Procedure. Placed in flexed position, elbow and forearm rested on surface. Prep and drap. Plus/minus local anesthesia skin wheal. Approach with 18-22 ga needle from posterior aspect of bursa, aspirate until bursa is flat. Compressing bursa to help with aspiration How to Perform Ultrasound-Guided Knee Arthrocentesis. Figure 1. Place the linear transducer in the prepatellar fossa in a longitudinal direction with the probe marker caudal. Credit: Arun Nagdev. The warm, swollen knee is a common complaint in the emergency department, with joint aspiration being the diagnostic test of choice when a septic.

Prepatellar Bursa Injection - FPnotebook

Prepatellar bursitis is a medical condition in which the bursa that covers the patella is inflamed. The bursa is small fluid filled sac that reduces friction as joints roll over one another. The Prepatellar bursitis or housemaid's knee (so called because housemaids spend a lot of time on their knees scrubbing floors) is common condition. Prepatellar bursitis can be septic and aseptic. Treatment for prepatellar bursitis is determined primarily by the cause of bursitis and secondarily by the pathological change in the bursa

Figure 6 from Hemorrhagic prepatellar bursitis: a rareAspiration of Olecranon Bursa: Background, IndicationsFPT Bursitis (pes anserine bursitis/pre-patellar bursitis

Prepatellar Bursitis. Prepatellar bursitis occurs when the prepatellar bursa becomes inflamed due to direct trauma to the front of the knee. This commonly occurs when maintaining a prolonged kneeling position, and is often referred to as housemaid's knee, roofer's knee, or carpet layer's knee Objectives Bursitis of the olecranon and the patella are not rare disorders, and conservative management is successful in most cases. However, when patients do not respond to conservative treatment, open excisional surgery or, recently, endoscopic bursectomy, can be used. The aim of this study was to evaluate the results of open and endoscopic treatments of olecranon and prepatellar bursitis Bursa Draining, Bursa Aspiration. Generally when it comes to bursitis surgery you'll be faced with options for non-invasive procedures or more invasive solutions. If it's possible to do a non-invasive procedure, your doctor may suggest a less aggressive procedure such as draining or aspiration of your enlarged bursa Prepatellar bursitis (also known as housemaid's knee) is an inflammation of the knee bursa located between the patella and the overlying skin that presents with swelling but minimal discomfort. 1,2 It is usually caused by trauma or friction from repetitive kneeling Explain Prepatellar bursa injection procedure? Aspiration and injection are performed by placing the needle directly into the fluid-filled bursa from the side. Before injection with a corticosteroid, fluid should be aspirated from the bursa