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KEY FACTS Terminology Polypoid bladder mass caused by nonneoplastic proliferation of myofibroblasts and inflammatory cells Depending on predominant inflammatory cell in lesion, it might have different names 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
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KEY FACTS Terminology Injury due to blunt, penetrating, or iatrogenic trauma Imaging Extravasation of contrast-opacified urine at cystography (CT or conventional): Almost 100% accuracy Contusion (type 1) Ecchymosis of localized segment of bladder wall Intraperitoneal rupture (type 2) Opacified urine in peritoneal spaces (pouch of Douglas), outlining bowel loops & intraperitoneal viscera Requires surgical repair Interstitial injury (type 3) Intramural tear with intact serosa Extraperitoneal rupture…
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KEY FACTS Terminology Venous malformation (VM) 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
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Summary Thoughts: Congenital Lesions of Head and Neck Neck masses are a common indication for imaging the pediatric H&N. The majority of neck masses in children are either congenital or inflammatory in origin, with only 5% of childhood neoplasms occurring in the H&N. The most common extrathyroid, nonneoplastic solid neck masses in children are related to inflammatory disease and do not require imaging unless there is…
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KEY FACTS Terminology Uncommon, unintended side effects from radiation therapy (XRT) seen in small proportion of patients 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
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 Terminology Metastatic spread of primary H&N SCCa to nodes 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 Terminology Definition: Malignant tumor spread along sheath of cranial nerves distant from 1° site 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 Terminology Secondary laryngocele: Lesion obstructs laryngeal ventricle causing internal or mixed laryngocele Squamous cell carcinoma (SCCa) is most common cause of secondary laryngocele 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 Terminology Definition: Mucosal squamous cell carcinoma (SCCa) originating from subglottic larynx Subglottic larynx definition: Inferior aspect of true vocal cord (TVC) to inferior cricoid cartilage 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 Terminology Squamous cell carcinoma (SCCa) arising on mucosal surface of glottic larynx Glottis = vocal cord + anterior & posterior commissures Imaging Imaging issues Typically, diagnosis known at time of imaging following clinical exam – Imaging important to assess supra- or subglottic extension, cartilage invasion, nodes CECT/MR findings may be subtle if small tumor CECT has fewer motion artifacts than MR CECT findings Enhancing…