11 results
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... , holster sign, ... Can also see mechanics ... significant weakness after ... Myositis #diagnosis #rheumatology
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal artery ... Positive "spot sign ... " on Ocular Ultrasound ... Do you see any pathology ... POCUS #Ocular #Ultrasound
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Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
noninflammatory Signs ... Rheumatologic Disease ... arthritis • SLE ... Symmetrical: • RA • SLE ... Diagnosis #MSK #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
disease • Non-autoimmune ... rheumatologic diseases ... deficiencies • Autoimmune ... /LAC: • Renal artery ... Erythematosus #Diagnosis #Rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... exclusion Necrotizing Autoimmune ... initially worsens after ... diagnosis #comparison #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Autoimmune diseases ... - 1-5 minutes after ... abdominal pain, diarrhea ... Urticaria #diagnosis #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
infarction, coronary artery ... Oral aphthae : SLE ... • Arthritis: SLE ... diagnosis #management #signs ... #symptoms #rheumatology
Seagull Sign on POCUS - Celiac Artery Trunk

When imaging the aorta and using power Doppler imaging,
Seagull Sign on ... POCUS - Celiac Artery ... imaging, we can see ... POCUS #Celiac #Artery ... clinical #pocus #ultrasound
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Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Superficial temporal artery ... purpura: strong sign ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... purpura: Strong sign ... Superficial temporal artery ... disturbance • Temp. artery ... Differential #Diagnosis #Rheumatology