What is the most reliable finding in patients with abscesses?
Presence of fever
Increased WBC count
How does an abscess appear on ultrasound?
Debris, septations and gas can be seen within
In the absence of gas within a collection, how is an abscess differentiated from a hematoma?
What is a biloma?
Extrahepatic collections of extravasated bile
How do bilomas appear on ultrasound?
Cystic masses located in the RUQ
What surgeries result in the complication of a lymphocele?
What is a lymphocele?
Leakage of lymph from a renal allograft, or by a surgical disruption of the lymphatic channels
What is a urinoma?
Collection of urine which is located outside of the kidney or bladder
What are urinomas most commonly associated with?
Posterior urethral valve obstruction
How does a urinoma appear on ultrasound?
Loculated fluid collection
What is developmental dysplasia of the hip?
Spectrum of disorders affecting the proximal femur and acetabulum that leads to hip subluxation and dislocation
What are risk factors for hip dysplasia?
Female Firstborn Frank breech presentation Family history Oligohydramnios
Which hip is DDH three times more common?
What are the two stress maneuvers of the hip?
Barlow – dislocation of the hip by adducting and pushing the legs posteriorly
Ortolani – relocation of the dislocated hip by abducting the leg
What are the two groups of neoplasms in lymphoma?
How do lymph nodes appear sonographically?
Anechoic/hypoechoic mass containing a central echogenic foci