Initial investigation at Rheumatology Clinic Investigation Result (normal ranges) Haemoglobin (g/dl) 10.1 (11.5-16.0) Platelet count (x109/l) 245 (150-400) Total white cell count (x109/l) neutrophils (x109/l) Total lymphocytes (x109/l) 12.5 (4.0-11.0) 8.2 (2.0-7.5) 2.1. (1.6-3.5) Serum immunoglobulins Normal Serum albumin (g/l) 32 (35-50) ESR (mm/hr) 41 (<20) Creactive protein (mg/l) 25 (<5) IgM Rheumatoid factor Positive […]