Thyroid function testing US Medical PG Flashcards - Medical Study Cards
Master Thyroid function testing with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Thyroid function testing Flashcard Deck - 10 Cards
Flashcard 1: Thyroid nodules may be studied using _____ radioactive uptake studies
Answer: 131I
Flashcard 2: What is the level of TSH in a patient with Graves disease (increased, decreased, or normal)? _____
Answer: Decreased
Flashcard 3: Which thyroid imbalance presents with increased TSH (if 1*) and decreased free T3 / T4?_____
Answer: Hypothyroidism
Flashcard 4: Which thyroid imbalance presents with hyponatremia?_____
Answer: Hypothyroidism
Flashcard 5: A _____ multinodular goiter occurs when a multinodular goiter has hyperfunctioning follicular cells that work independently of TSH, causing increased release of T3 and T4
Answer: toxic
Flashcard 6: Most thyroid adenomas are nonfunctional ('cold'), but may rarely cause _____ via autonomous thyroid hormone production ('hot' or 'toxic')
Answer: hyperthyroidism
Flashcard 7: Kallmann syndrome
Answer: defective migration of GnRH cells
Extra: anosmia, lack of secondary sex characteristics decreased: GnRH, FSH, LH, testosterone, sperm count
Flashcard 8: hypogonadotropic hypogonadism
Answer:
Extra:
decreased: LH, testosterone
Flashcard 9: primary hypogonadism
Answer:
Extra: increased: LH
decreased: testosterone
Flashcard 10: androgen insensitivity syndrome
Answer: defect in andogen receptor
Extra: female external genitalia, rudimentary vagina, internal testes, scant sexual hair increased: testosterone, LH, estrogen 46, XY i.e. normal male
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