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رجوع لأسئلة Parathyroid & Calcium Disorders 19 / 23
B-542 المصادر مختلفة

High K and Ca. what test to order?

سؤال مجاني 5 من 10 اليوم · اشترك وكمّل بدون حد

اعرض الإجابة

الإجابة والشرح

ادخل لحسابك عشان نحفظ إجاباتك ونوريك أخطاءك.

المصادر مختلفة. ملفات الدفعة فيها إجابتين، وما نرجّح وحدة على الثانية. سبب كل وحدة في الشرح تحت:

  • إجابة: E. Parathyroid hormone (PTH)
  • إجابة ثانية: B. Serum cortisol
! المصادر مختلفة Calcium and Parathyroid.pdf · p. 45

The lecture's workup for any hypercalcaemia starts with PTH (with calcium and albumin), which matches the recalled key. However, hyperkalaemia plus mild hypercalcaemia is a recognised pattern of adrenal insufficiency, which the lecture lists as a cause of hypercalcaemia, so serum cortisol is a strong alternative. The stem is too short to decide between them.

ليش كل خيار صح أو غلط

  • A ليش غلط

    Hyperthyroidism is listed only among the miscellaneous causes of hypercalcemia, and nothing in this short stem (high potassium and calcium) points to the thyroid.

    ✓ Calcium and Parathyroid.pdf · p. 41
  • B ليش صح

    Supported by the Adrenal notes: adrenal insufficiency causes hyperkalemia and mild hypercalcemia (up to one-third of cases), and morning serum cortisol is its best initial test. The hypercalcemia approach (option E) starts with PTH.

    ✓ Adrenal disorders (2).pdf · p. 5
  • C ليش غلط

    Aldosterone testing covers only the hypoaldosteronism part of adrenal insufficiency (low urine aldosterone, raised renin); the best initial test this source gives for adrenal insufficiency is morning serum cortisol.

    ✓ Adrenal disorders (2).pdf · p. 5
  • D ليش غلط

    Acromegaly is listed only among the miscellaneous causes of hypercalcemia, and nothing in this short stem suggests it.

    ✓ Calcium and Parathyroid.pdf · p. 41
  • E ليش صح

    Supported by the Endocrine summary: the best initial test for hypercalcemia is calcium, albumin, phosphate and PTH. The Adrenal notes support cortisol instead (option B), since hyperkalemia plus mild hypercalcemia fits adrenal insufficiency.

    ✓ Endocrine ✳️.pdf · p. 16
المصدر
Calcium and Parathyroid.pdf · p. 45
Adrenal disorders (2).pdf · p. 5
Calcium and Parathyroid.pdf · p. 41
المحاضرة
Parathyroid & Calcium Disorders · Endocrinology · Module B
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