Table 2.

Imaging and laboratory evaluation for the underlying lymphoreticular disorder.

Test	Purpose	Result
Serum protein	Evaluation for multiple myeloma	6.8 g/dL
Albumin		4.3 g/dL
M-spike, quantitative/creatine		Urine protein concentration too low for accurate quantitation (milligrams per deciliter)
M-spike, quantitative
Urine immunofixation		No monoclonal immunoglobulins detected
Serum protein electrophoresis		No monoclonal immunoglobulins detected
C-reactive protein	Evaluation for inflammatory process or rheumatologic disorder	<0.3 mg/dL
Erythrocyte sedimentation rate		12 mm/h
Abdominal ultrasound	Evaluation for lymphoma	Normal abdominal ultrasound
PET CT whole body		No FDG avid nodal or visceral disease is identified