Laboratory work up:
- CEA (Carcinoembryonic antigen) negative, Anti-nuclear antibodies (CTD)
negative, HIV negative
- Normal: Thyroid hormones (TSH/T4/T3), Parathyroid hormone, CA-125, CA
19-9, Full blood count, urea and electrolytes, Erythrocyte
sedimentation rate, glycated haemoglobin, liver enzymes, and lactate
dehydrogenase.
- Urine electrophoresis: normal urine creatinine, protein <
0.04g/L, Bence-jones protein 0