Table 1 Laboratory investigations

Hb

4.5 g/dl

TC

5060 cells/mm3

Platelet

3.46 lakhs/mm3

INR

1.22

PT

18.3 sec (control-13.9 sec)

PTT

35.0 sec (control-29.6 sec)

Bleeding time

2 min 30 seconds

Clotting time

4 min 25 seconds

D-dimer

<500 ng/ml

BUN

13 mg/dl

Creatinine

2.6 mg/dl

Pleural fluid analysis:

WBC

Nil

RBC

5000/mm3 (normocytic 22%, crenated 88%)

Sugar

70 mgs/dl

Protein

4.3 g/dl

PCR for Mycobacterium Tuberculosis

Negative

Cytology for malignant cells

Negative