Endocrine Flashcards
Associated with sleep loss and Prader Willi
Increased Ghrelin
cAMP signalers
FSH LH ACTH TSH CRH hCG ADH V2 MSH PTH, calcitonin, GHRH, glucagon
cGMP signalers
ANP, BNP, NO
IP3
GnRH Oxytocin ADH V1 TRH Histamine Angiotensin II Gastrin
Wolff Chaikoff effect
Excess Iodine temporarily blocks uptake.
metyrapone
inhibits 11B hydroxylase and stops cortisol synthesis
MSH
breakdown product from the production of ACTH
Most common cause of Cushing Syndrome
exogenous cortisol use
Most common cause of endogenous Cushings
ACTH pituitary adenoma
Chronic adrenal insufficiency
Addison’s disease
Most common cause of PRIMARY adrenal insufficiency
Autoimmune destruction of adrenals
Homer Wright Rosettes
Neuroblastoma
Occurs anywhere along the sympathetic chain
Neuroblastoma
Most common presentation is abdominal distention and a firm, irregular mass
Neuroblastoma
opsoclonus-myoclonus
Neuroblastoma
opsoclonus-myoclonus
Neuroblastoma (dancing eyes, dancing feet)
HVA and VMA increased in urine
Neuroblastoma (HVA-Dopamine, VMA-norepi)
Bombesin
Neuroblastoma (gastrin analog)
Neuron specific enolase
Neuroblastoma (ninth and final step in glycolysis)
N-Myc
Neuroblastoma
Pheochromocytoma is associated with the gene defects in
NF1
MEN2A
MEN2B
vHL
Pheochromocytoma is associated with the gene defects in
NF1
MEN2A
MEN2B
vHL
Antibodies found in Hashimotos
Antithyroglobulin
Antithyroid peroxidase
Antimicrosomal
HLA DR5
Hashimotos
Hurthle cells
Hashimotos (lymphoid aggregate with germinal centers)
Puffy faced child
cretinism
pot bellied child
cretinism
protuberant tongue
cretinism
poor brain development in child
cretinism (cannot be corrected after damage is done)
hyperthyroid followed by hypothyroid
Hashimotos
De Quervian
granulomatous inflammation in thyroid
De Quervian
Elevated ESR thyroiditis
De Quervian
very tender thyroid
De Quervian
jaw pain with thyroiditis
De Quervian
thyroid replaced by fibrous tissue
Riedel thyroiditis
mimics anaplastic carcinoma
Riedel thyroiditis
IgG4 related systemic disease
Riedel thyroiditis
IgG4 related systemic disease
Riedel thyroiditis
exopthalmos
Graves (retro-oribital fibroblasts
pretibial myxedema
Graves (dermal fibroblasts)
increased alp
thyroid storm
cause of death in thyroid storm
tachyarrythmia
treatment for thyroid storm
beta blocker
PTU
corticosteroids
jod-basedow phenomenon
thyrotoxicosis if patient with iodine deficiency is made replete
Complications of thyroidectomy
Hypocalcemia
Hoarseness
recurrent/superior laryngeal nerve from ligation of inferior thyroid artery and superior laryngeal artery respective.
Most common type of thyroid cancer
Papillary carcinoma
Orphan Annie Eyes
Papillary carcinoma
Psammoma bodies
Papillary carcinoma
Lymphatic invasion is common
Papillary carcinoma
Increase risk with BRAF and RET mutations
Papillary carcinoma
Associated with childhood irradiation
Papillary carcinoma
invades thyroid capsule
follicular carcinoma
sheets of cells in amyloid stroma
Medullary carcinoma
MEN2A/2B
Medullary
Hematagenous spread common
Medullary
Associated with Hashimotos
Non Hodgkin’s Lymphoma
unresponsiveness of kidney to PTH
Albright hereditary osteodystrophy
defective Ca receptor on parathyroid cells
Familial hypocalciruic hypercalcemia
cystic bone spaces with brown fibrous tissue
Osteitis fibrosa cystica
treatment for prolactinoma
bromocriptine
cabergoline
(Dopamine agonists)
increased risk of colorectal cancer
acromegaly
Treatment for acromegaly
octreotide
pegvisomant (GH receptor antagonist)
Treatment for acromegaly
octreotide
pegvisomant (GH receptor antagonist)
HLA DR3, HLADR4
Type one diabetes
Dermatitis
DVT
Diabetes
Depression
Glucagonoma
Leads to a niacin deficiency
Carcinoid syndrome
Gastrin secreting tumor
Zollinger Ellison syndrome
recurrent ulcers
Zollinger-Ellison Syndrome
Positive secretin stimulation test
Zollinger-Ellison Syndrome
MEN1 associated
Zollinger Ellison
Pituitary
Parathyroid
Pancreatic
menin overproduction
MEN1
MEN2A associated tumors
Parathyroids
Pheochromocytoma
Medullary thyroid
MEN2B
Pheochromocytoma
Medullary thyroid
Ganglioneuromatosis
marfinoid habitus
MEN2B
mutation in RET
MEN2A/B