Which clinical findings are consistent with hypocalcemia? (Select all that apply)
Constipation
Trousseau's sign
Positive Chvostek's sign
Muscle spasms
Shortened QT interval
Correct Answer : B,C,D
(A) Constipation: Hypocalcemia causes increased GI motility, leading to diarrhea, not constipation.
(B) Trousseau's sign: Carpal spasm when inflating a BP cuff is a classic sign of hypocalcemia.
(C) Positive Chvostek’s sign: Facial twitching when tapping the facial nerve suggests hypocalcemia.
(D) Muscle spasms: Hypocalcemia increases neuromuscular excitability, leading to spasms and cramps.
(E) Shortened QT interval: Hypocalcemia prolongs the QT interval, while hypercalcemia shortens it.
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Related Questions
Correct Answer is ["B","C","D"]
Explanation
(A) Constipation: Hypocalcemia causes increased GI motility, leading to diarrhea, not constipation.
(B) Trousseau's sign: Carpal spasm when inflating a BP cuff is a classic sign of hypocalcemia.
(C) Positive Chvostek’s sign: Facial twitching when tapping the facial nerve suggests hypocalcemia.
(D) Muscle spasms: Hypocalcemia increases neuromuscular excitability, leading to spasms and cramps.
(E) Shortened QT interval: Hypocalcemia prolongs the QT interval, while hypercalcemia shortens it.
Correct Answer is D
Explanation
(A) Lethargy: More common in hypercalcemia.
(B) Hypertension: Hypocalcemia is more likely to cause hypotension due to reduced contractility.
(C) Bone Pain: More common in hypercalcemia due to bone resorption.
(D) Positive Chvostek’s Sign: Facial twitching when tapping the facial nerve is a classic sign of hypocalcemia.
(E) Constipation: Hypocalcemia is associated with diarrhea, not constipation.
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