Which of the following statement(s) is/are true concerning hypoadrenal shock?
belongs to book: ASIR SURGICAL MCQs BANK|Dr. Gharama Al-Shehri|1st edition| Chapter number:1| Question number:230
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belongs to book: ASIR SURGICAL MCQs BANK|Dr. Gharama Al-Shehri|1st edition| Chapter number:1| Question number:230
total answers (1)
b. Laboratory abnormalities include hyponatremia, hypochloremia, and hyperkalemia
c. Fever may be seen with hypoadrenal shock
d. ACTH stimulation test is the diagnostic test of choice to confirm hypoadrenal shock
Shock of a dramatic nature, poorly responsive to resuscitation, may develop as a consequence of adrenal insufficiency. In this country, adrenal insufficiency most commonly arises as a consequence of the chronic therapeutic administration of high doses exogenous corticosteroids causing adrenal suppression. Other causes include idiopathic adrenal atrophy (Addison’s disease), tuberculosis, metastatic disease, bilateral hemorrhage, and amyloidosis. The stress of illness, operation, or trauma typically requires that the adrenal glands secrete cortisol in excess of that required in the nonstressed state (approximately 3–4 fold). Insufficiency not otherwise apparent may manifest itself only after major physical stress. Findings associated with adrenal insufficiency include weakness, fatigue, anorexia, abdominal pain, nausea, vomiting, and weight loss. Surgical patients with significant adrenal insufficiency need not present with the above findings. More typical is the development of refractory shock, frequently with hyperthermia, in the course of injury or illness. Hypotension may be dramatic despite massive volume resuscitation and pressor support. Laboratory findings suggesting hypoadrenalism include hyponatremia, hypochloremia and hyperkalemia. The diagnosis of adrenal insufficiency may be confirmed or excluded by means of an ACTH stimulation test. A significant major cortisol response should be elicited by ACTH administration.
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