Mr Mike Rafferty
Podmedics Head of Surgery
Video Duration: 3 minutes
Proximal muscle weakness and wasting.
Proximal muscle weakness and wasting with skin manifestations.
Women:Men 2:1; ages 30-60 years, mean incidence age 50.
Morning pain and stiffness in shoulders, neck and hips.
Polymyositis and Dermatomyositis:
Dermatomyositis - Skin manifestations
Creative Kinase: (elevated due to muscle breakdown)
Anti-Jo antibodies: (positive in 20% of patients) - indicates poor prognosis and higher incidence of lung fibrosis.
ESR: (may be raised implying associated Temporal Arteritis)
Muscle Biopsy: Perifascicular inflammation is pathognomonic.
EMG: (to rule out other conditions such as Myasthenia Gravis)
Polymyositis and Dermatomyositis: Physiotherapy
Polymyositis and Dermatomyositis: Steroids
Polymyalgia Rheumatica: Prednisilone