The most important laboratory test for sickle<unk>  anemia is a complete blood count (CBC), specifically hemoglobin and hematocrit.
Sickle-cell disease laboratory findings
Encephalopathy laboratory findings
Multiple sclerosis laboratory findings
Restless legs syndrome laboratory findings
Sickle-cell disease physical examination
Diabetic nephropathy laboratory findings
Cryoglobulinemia laboratory findings
Cardiomyopathy laboratory findings