BOF: 13
A 75-year-old woman presents
with a six-week history of malaise and weakness. There is hepatosplenomegaly
and a pleural effusion
Investigations:
Hb 10.8 g/dL
WCC 44 x 109/L
94% lymphocytes
2% neutrophils
2% eosinophils
Plts 93x109/L
ESR >120 mm/hr
A pleural tap shows the following results:
Protein 48g/L
Glucose 1.8 mmol/L
Microscopy: Lymphocytes +++. No bacteria on Gram Stain,
no AAFB seen
What is your next investigation?
a)
Silver stain of pleural fluid
b)
Serial blood cultures
c)
Sputum culture and microscopy
d)
Bone marrow biopsy
e)
Abdo ultrasound