Path 2 - MEN, pit, parathy Flashcards
does MEN affect younger or older
younger
what are the 3 P’s of MEN1
pancreatic tumor
pituitary adenoma
parathyroid hyperplasia
what thyroid tumor is involved in MEN2 and FMTC
familiar medullary thyroid carcinoma
what are the MEN2A tumors
parathy hyperplasia
medullary thyroid carcinoma
pheochromocytoma
how are MEN2A and 2B different
2B = no parathy hyperpl, + mucosal neuroma, + marfanoid
the only tumor in FMTC
isolated familial medullary thyroid carcinoma
what gene is wrong in MEN2
RET
what gene is wrong in MEN1
MEN1
where does pheochromo arise from
chromaffin cells of adrenal medulla
what metabolite helps detect pheochomo
metanephrine
clinical presentation of pheochromo
severe episodic HTN or feelings of doom
what are some ex of pheo syndromes
MEN2A/B, NF1, VHL
sporadic case = early or later in life
later in life
color of pheochromo
brown - displace cortex
pheo has lots or little cytoplasm
lots of cyto
when do functional antpit tumors present
early
what is most common functional AP adenoma
prolactinoma
second most common func AP adenoma
GH cell adenoma