Multiple Choice Questions (MCQ)

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Category: Q&A Medicine--->Endocrine and Metabolic Disorders
Page: 8

Question 36# Print Question

A 42-year-old woman presents with sweating and palpitations. She has a blood pressure of 140/90 mmHg and her pulse is 78 beats per minute. Physical examination reveals a 3.5-cm nonmobile, hard, nontender thyroid nodule. The physician decides to perform a RAIU scan.

Which of the following features is not associated with an increased risk of malignancy?

A. Hard and immobile mass
B. Cold nodule on RAIU
C. Cervical lymphadenopathy
D. Hot nodule on RAIU

Question 37# Print Question

A 53-year-old man presents with diffuse joint pain, headache, macroglossia, and reports that his jaw looks larger now than it did in previous photos. Physical examination reveals acanthosis nigricans and numerous skin tags in the axillary and groin regions. The patient has an enlarged jaw and is noted to have a hoarse voice.

Which of the following is the next best step in management?

A. Growth hormone (GH) level
B. Insulin-like growth factor 1 (IGF-1) level
C. Pituitary MRI
D. Colonoscopy

Question 38# Print Question

A 62-year-old man with a history of congestive heart failure (CHF) presents with confusion, nausea, and vomiting. Physical examination reveals peripheral edema, bibasilar crackles, and jugular venous distention. The patient is found to have a sodium level of 112 mEq/L. The physician places the patient on free water restriction.

Which of the following laboratory values do you expect with respect to the fractional excretion of sodium (FENa) and urine sodium (UNa) with this condition?

A. (A)
B. (B)
C. (C)
D. (D)

Question 39# Print Question

A 24-year-old woman presents with labored breathing and abdominal pain. She endorses polydipsia and polyuria. She has a blood pressure of 130/90 mmHg, her pulse is 120 beats per minute, and her respiratory rate is 24 breaths per minute. Laboratory results reveal the following:

  • Sodium   134 mEq/L
  • Potassium   3.9 mEq/L
  • Chloride   94 mEq/L
  • Bicarbonate   16 mEq/L
  • Creatinine   1.0 mg/dL
  • Glucose   880 mg/dL

She is treated with intravenous insulin and isotonic saline solution. Two hours later her serum glucose concentration is 410 mg/dL with ample urine output.

Which of the following is the most appropriate next step?

A. Add glucose to the IV solution
B. Add potassium to the IV solution
C. Initiate treatment with intermediate-acting insulin
D. Discontinue isotonic saline solution and begin hypotonic saline solution

Question 40# Print Question

A 29-year-old woman presents for follow-up after a fine-needle aspiration biopsy of a thyroid nodule showed malignant cells.

Which of the following types of thyroid cancer is the most common?

A. Follicular
B. Papillary
C. Medullary
D. Anaplastic

Category: Q&A Medicine--->Endocrine and Metabolic Disorders
Page: 8 of 8