Ganglion Cyst
KEY FACTS Terminology • Ganglion cyst: Myxoid tissue encased in fibroblastic collagenous wall with no synovial lining Imaging • Fluid-filled mass with stalk emanating from joint • Common in wrist…
ULTRASONOGRAPHY
Endometritis
KEY FACTS Terminology • Polymicrobial infection resulting from ascending spread of organisms from cervix or from incision into uterus Imaging • Endometritis is predominantly a clinical diagnosis: Postpartum fever and…
Hematometrocolpos
KEY FACTS Terminology • Hematometrocolpos: Distension of uterus and vagina by accumulated blood secondary to obstruction • Hematometra: Distension of uterine cavity by blood products • Hematocolpos: Distension of vagina…
Gartner Duct Cyst
KEY FACTS Terminology • Gartner duct cyst: Embryonic remnant of wolffian (mesonephric) duct, lined with nonmucinous columnar cells ○ Associated with renal/ureteral/müllerian anomalies Imaging • Ultrasound is modality of choice…
Groin Hernia
KEY FACTS Terminology • Hernia: Weakness or defect in fibromuscular wall with protrusion of organ or part of organ through defect Imaging • US accurate at detecting hernia sac and…
Colloid Cyst of Thyroid
KEY FACTS Imaging • Typically, unilocular, thin-walled cyst • Anechoic content with posterior acoustic enhancement • Echogenic foci with comet-tail artifacts are characteristic ○ Represent suspended colloid aggregates • Hemorrhage…
Parathyroid Adenoma
KEY FACTS Imaging • Round or oval, well-circumscribed, solid mass • Typically 1-3 cm in size • Most are hypoechoic to thyroid and homogeneous • Some show cystic degeneration •…
Parovarian Cyst
KEY FACTS Terminology • Cyst originating from wolffian duct in mesosalpinx or broad ligament • Synonym: Paratubal cyst Imaging • Transvaginal ultrasound is study of choice • Round or oval…
Leg Vessels
GROSS ANATOMY Vessels of Leg • Popliteal artery ○ Begins as continuation of superficial femoral artery after it has passed through adductor hiatus (inferior end of adductor canal) ○ Runs…
Peritoneal Carcinomatosis
KEY FACTS Terminology • Peritoneal spread of tumor from epithelial malignancy resulting in peritoneal thickening, omental infiltration, serosal implants, and ascites Imaging • Implants develop where peritoneal fluid collects: Dome…
