12 results
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Anti-Jo, +Anti-Mi2 Dermatomyositis ... muscle weakness, rash ... 5-15% of lupus myopathy ... #differential # ... diagnosis #comparison #rheumatology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Skin-homing T-cells ... #Diagnosis #Dermatology ... #Rash #Erythroderma ... Nikolsky #Algorithm #Differential
Dermatomyositis with heliotrope rash, shawl sign, and Gottron's papules

A middle-aged man describes progressive difficulty combing his
with heliotrope rash ... 1) heliotrope rash ... usually indicates myopathy ... GottronsPapules #dermatology ... #clinical #photo
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
poikiloderma in Dermatomyositis ... symptoms helps differentiate ... #Rash #Dermatomyositis ... #Dermatology #Clinical ... #Photo #Neck
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... Tip: To differentiate ... Purpura #Legs #Rash ... #clinical #photo ... #dermatology #HSP
Poikiloderma of Civatte (Photodamage Poikiloderma)

Poikiloderma in general is a common finding in older individuals with chronic
poikiloderma of dermatomyositis ... symptoms helps differentiate ... #Photodamage #Rash ... #Dermatology #Clinical ... #Photo #Neck
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... HCV, HEV, EBV, HSV ... disease: > 2 • NASH ... intestines, white blood cells ... injury #hepatitis #differential
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Differential for ... polyangiitis, HSP ... Hand #skinrash #dermatology ... #clinical #photo
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Symptoms: • Gottron rash ... weakness + atrophy- Hip ... #rheumatology # ... differential #diagnosis
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... the spinal cord (Myelopathy ... Pleocytosis > 100 cells ... simplex virus, HIV, Hep ... management #neurology #differential