Bilateral Renal Mass-Renal Disorder: Tuberculosis

Table 1

Laboratory studies*.

Laboratory study	Result
CBC
Hemoglobin, g/dL	8.5
Total leukocyte count, × 10^3/L	5.6
Platelet count, × 10^3/L	121
ESR, mm/h	40
CRP mg/L	9.6
Blood urea nitrogen, mg/dL	80
Serum creatinine, mg/dL	4.8
AST U/L	8
ALT U/L	6
Urinalysis
pH	7.5
Protein	Negative
Glucose	Negative
Erythrocyte	Trace
Leucocyte	Negative
Leucocyte esterase	Negative
24 hours urine protein mg/day	260
Urine culture	Negative
Urine for AFB staining	Negative
Urine for AFB culture	Negative
Plain radiography	Unremarkable
Chest radiography	Unremarkable
Anti-HIV antibody	Negative
HBs antigen	Negative
Anti-HCV antibody	Negative
ANA	Negative
Double-stranded DNA	Negative
pANCA	Negative
cANCA	Negative
Complement 3	Normal
Complement 4	Normal

 *AFB indicates acid-fast bacilli; HIV: human immunodeficiency virus; HBs: hepatitis B surface; HCV: hepatitis C virus; ANA: antinuclear antibody; pANCA: perinuclear antineutrophil cytoplasmic antibody; and cANCA: cytoplasmic antineutrophil cytoplasmic antibody.