"The patient is a 34-year-old female with AIDS brought to the emergency room with a fever of 39.1°C and a four-month his

[answerhappygod]

"The patient is a 34-year-old female with AIDS brought to the
emergency room with a fever of 39.1°C and a four-month history of
copious diarrhea. On physical evaluation, the patient is
a well-developed, thin female in moderate distress. Vital
signs-(supine) blood pressure 100/60, pulse 100 and (standing)
blood pressure 80/40, pulse 125, respirations 18 and she was
afebrile. HEENT evaluation was normal. Cardiac
evaluation demonstrated an S1 and S2 without S3, S4 or murmur.
Lungs were clear to auscultation and percussion. The abdomen was
supple and minimally tender to palpation. Bowel sounds were
hyperactive. Stool was guaiac negative. Extremities were without
cyanosis, clubbing or edema. Neurological evaluation was
intact."
The following lab data were collected:
Chemistry
Patient Values
Normal Values
Arterial Blood Gas
Sodium
136
136-146 mmol/L
pH 7.32
Potassium
3.4
3.5-5.3 mmol/L
PCO2 27 mmHg
Chloride
112
98-108 mmol/L
PO2 90 mmHg
Total CO2 (HCO­3-)
14
23-27 mmol/L
bicarbonate 14 mmol/L
BUN
30
7-22 mg/dl
Creatinine
1.5
0.7-1.5 mg/dl
Glucose
105
70-110 mg/dl
Please answer the following questions: