Diagnosis:

Clinical +ESR and CRP: high
Note: this is a variant of giant cell arteritis. Weakness does not occur

Clinical features:

Burning tearing pain around shoulder girdle and arms

Investigations to consider:

ESR, CRP
FBC: anemia in some cases
CK: normal
EMG: normal

Treatment:

Prednisolone P.O. low dose
Maintenance for 1 year, monitor clinically and ESR