Clinical presentation Pathophysiology Histopathological/gross appearance Treatment/ Lab Tests Miscellaneous
100
What is Graves Disease
weight loss, hot flashes, bilaterally enlarged thyroid, warm dry skin, heart palpitations, nervousness, prone to thyroid storm
100
What is toxic adenoma
Activating mutations in TSH receptor or its associated G protein i.e. Gs alpha subunit mutation
100
What is papillary carcinoma
psammoma bodies, ground glass "orphan annie eye" nucleus, fibrovascular stalk
100
What is iodine replacement via diet or supplement
Iodine Deficiency Treatment
100
What is HT:: High TSH, low T4/T3, increases TRH, stimulates prolactin --> amennorhea via feedback inhibition. Cushing's --> neg feedback disrupt GnRH
Compare and contrast reason for amenorrhea in hypothyroidism vs. Cushing's disease
200
What is Iodine Deficiency
bilaterally enlarged thyroid, gradual decline in mental function, gradual onset of fatigue, cold intolerant, overweight, constipation, dyspnea
200
What is thyroid stimulating immunoglobulin, binds to TSH receptor and mimics TSH action
Graves disease
200
What is graves' disease
diffuse hypertrophy and hyperplasia, tall and crowded follicular cells, pale colloid with scalloped margins
200
What is radioactive iodine therapy, methimazole, propylthiouracil, beta blockers, thyroidectomy
Graves Disease Treatment
200
What is FAS binds FAS-L, --> DISC (death inducing signalling complex) - includes FADD, --> caspase 8, -->caspase 3 and BID. (extrinsic)
Death pathway experienced by thyroid cells in hashimoto thyroiditis
300
What is functional thyroid adenoma
unilateral swelling of the thyroid - solitary nodule, hot on RAIU, weight loss, hot flashes, heart palpitations, nervousness
300
What is hashimoto thyroiditis
loss of self-tolerance to thyroid auto-antigens, increased T-cell activity and inflammatory response
300
What is hemorrhagic adrenals, presenting with hypotension and DIC secondary to N. meningitis
Waterhouse-Friderichsen
300
What is hashimoto thyroiditis
decreased T3/T4, increased TSH, elevated WBC and inflammatory markers
300
What is labs: hypocalcemia, increased calcitonin Mutation: RET activation
Familial Medullary Thyroid Carcinoma: lab levels? mutation?
400
What is Hashimoto Thyroiditis
An older female, diffusely enlarged thyroid, cold on RAIU, decline in mental function, weight gain, fatigue, constipation
400
What is issue with: iodine transport into cell, moves basal to apical movement, oxidized by peroxidase, combined with thyroglobulin - forms MIT/DIT
Iodine Deficiency
400
What is Hashimoto Thyroiditis (Hurthle cells = metaplastic response to inflammation)
lymphocytic invasion, extensive mononuclear infiltrate, Hurthle cells
400
What is toxic adenoma
high T3/T4, low TSH
400
What is hyperaldosteronemia - Conn's syndrome - via adrenal hyperplasia (17-OH deficiency), adenoma
hypertension, hypernatremia, hypokalemia, alkalosis, low renin
500
What is Cushing's Disease
weight gain, buffalo hump, abdominal striae, high blood pressure, hyperglycemia, fatigue, oligomenorrhea
500
What is MEN 1 --> parathyroid, pituitary, and pancreatic endocrine tumors
mutation in menin, increased calcitonin, hyperparathyroidism, Zollinger-Ellison syndrome
500
What is toxic adenoma
well-circumscribed mass with capsule demarcated from adjacent parenchyma, uniform follicles, homogeneous follicular cells
500
What is when in acute need - i.e. surgery - T4 takes 6 weeks to show improvement, T3 takes only 2.
When would you give T3 as opposed to T4
500
What is pituitary adenoma
dexamethasone test - fail single, fail low, pass high






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