KEY FACTS Terminology Definition: Twisting of vascular pedicle of ovary, fallopian tube, or both → venous obstruction → edema → arterial compromise → ischemia → hemorrhagic infarction Imaging Unilaterally enlarged ovary Ovarian volume > 100 mL highly suggestive of torsion…
KEY FACTS Terminology Follicle: Normal physiologic cyst < 1 cm in diameter Dominant follicle may measure up to 3 cm Functional cysts: Can measure up to 3-10 cm Corpus luteal cyst: Dominant follicle after ovulation Follicular cyst: Normal mature follicle…
KEY FACTS Terminology Synonyms Dermoid tumor, dermoid cyst, mature cystic teratoma Definition Teratomas made up of variety of parenchymal cell types from > 1 germ cell layer, usually all 3 Imaging Best clue: Heterogeneous pelvic mass containing Ca²⁺, hair, fat,…
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KEY FACTS Terminology Malignant tumor of sympathetic chain primitive neural crest cells Increasing degrees of cellular differentiation/benignity along spectrum: Neuroblastoma (malignant) → ganglioneuroblastoma → ganglioneuroma (benign) Imaging Location Adrenal (35-48%) Extraadrenal retroperitoneum (25-35%) Posterior mediastinum (16-20%) Small round solitary mass…
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KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here
KEY FACTS You’re Reading a Preview Become a Clinical Tree membership for Full access and enjoy Unlimited articles Become membership If you are a member. Log in here