Question 38: How do steroids set off a crisis in systemic sclerosis patients? Question 39: Poly- and dermatomyositis frequently affects facial and neck muscles.Is this different from the affected muscles of myasthenia gravis? 40. QuestionWhat is the shawl sign in dermatomyositis?2.How frequently are Gottron's papules associated with dermatomyositis? Rheumatology and bone disease 90 Question 42 Do pulmonary manifestations in Behet's syndrome present with pulmonary infiltrates in the upper zone of the lung? Rheumatology and bone disease 90 Question 41 How can cranial arteritis be diagnosed in the absence of any physical symptom or feature of the disease? 43. QuestionIs an elevated erythrocyte sedimentation rate (ESR) a symptom of Behet's disease?If so, on what basis?2.Can a young adult with an ischaemic stroke, a history of nearly weekly quickly healing mouth ulcers, and no other symptoms be diagnosed with Behet's disease? Question 44: Mouth ulcers are too common to be a necessary part of the Behet's disease diagnosis.Other than mouth ulcers, are there any distinguishing characteristics that would support a diagnosis? Question 45: Please describe the procedure for diagnosing familial Mediterranean fever.Is a diagnosis of exclusion still used, or are newer diagnostic tools available? Question 46: Does a leucocytoclastic reaction in a tissue biopsy only occur in patients with Henoch-Schnlein purpura, or does it also occur in patients with other conditions? Question 47: What distinguishes them anatomically, histologically, and radiologically?1.2. physis3. metaphysisfourth epiphyseal discephemeral line? Question 48: Why does the level of alkaline phosphatase in the blood increase when there are bone disorders and other conditions?