Table 4

 Routine tests on all patients (RCPCH guidelines 2004)

TestTo exclude
ALP, alkaline phosphatase; AST, aspartate transaminase; CK, creatine kinase.
FBC and filmAnaemia, iron deficiency, and leukaemia
ESR or viscosity and CRPAutoimmune disease or chronic infection
Blood glucoseDiabetes mellitus
Blood biochemistry (Na, K, creatinine)Renal impairment or endocrine abnormality, e.g. Addison’s
CKMuscle disease or myositis
Thyroid functionHypothyroidism
AST, ALP, and albuminHepatitis
Urine glucose, leucocytes and proteinUrine infection, renal disease, diabetes mellitus