Endocrinology & Diabetes — Flashcards

Flashcard 631: Perianal abscesses can be caused by underlying _____ due to impaired wound healing

Answer: diabetes

Flashcard 632: Sick euthyroid syndrome is more commonly seen in _____ patients

Answer: elderly

Flashcard 633: Patients with sick euthyroid syndrome will have _____ levels of T4 (thyroxine) and T3.

Answer: low

Flashcard 634: TSH levels in sick euthyroid syndrome are often _____

Answer: normal range

Extra: **Sick Euthyroid Syndrome (Non-Thyroidal Illness Syndrome):** - **Most common finding:** Low T3 (due to decreased peripheral conversion of T4 to T3). - **TSH:** Usually normal, but may be low in severe illness. During the recovery phase, TSH may transiently rise (mimicking hypothyroidism). - **rT3 (Reverse T3):** Characteristically elevated. - **Treatment:** Treat the underlying illness; thyroid hormone replacement is NOT indicated.

Flashcard 635: What is the mangament of sick euthyroid syndrome? _____

Answer: supportive care (self limiting)

Flashcard 636: Large cell carcinoma of the lung may secrete the hormone _____

Answer: β-hCG

Flashcard 637: Which lung cancer is associated with Cushing's syndrome as a paraneoplastic syndrome? _____

Answer: Small cell carcinoma

Flashcard 638: Which lung cancer is associated with SIADH as a paraneoplastic syndrome? _____

Answer: Small cell carcinoma

Flashcard 639: Sarcoidosis is associated with _____ due to increased 1α-hydroxylase activity in epithelioid histiocytes

Answer: hypercalcemia

Flashcard 640: What investigations should be done for a suspected neuropathic ulcer? _____

Answer: Blood glucose and B12 levels