07-16-2008, 06:17 PM
A 12-year-old boy is brought to the physician because of
temperatures to 40.2 C (104.4 F), lethargy, and a stiff neck for 2 days. A
diagnosis of pneumococcal meningitis is made, and the child is admitted to
the hospital for antibiotic therapy. Serum studies 24 hours after
admission show:
Na+ 117 mEq/L
Cl“ 89 mEq/L
HCO3“ 25 mEq/L
Which of the following is the most likely explanation for these findings?
A) Excessive cortisol release
B) Hyperaldosteronism
C) Inappropriate secretion of ADH (vasopressin)
D) Increased production of leukotriene C4
temperatures to 40.2 C (104.4 F), lethargy, and a stiff neck for 2 days. A
diagnosis of pneumococcal meningitis is made, and the child is admitted to
the hospital for antibiotic therapy. Serum studies 24 hours after
admission show:
Na+ 117 mEq/L
Cl“ 89 mEq/L
HCO3“ 25 mEq/L
Which of the following is the most likely explanation for these findings?
A) Excessive cortisol release
B) Hyperaldosteronism
C) Inappropriate secretion of ADH (vasopressin)
D) Increased production of leukotriene C4