16 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... glomeruli, and peripheral ... nerves are often ... , and SLE) • Urinalysis ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Glomerulonephritis - Peripheral ... diseases: - 10% SLE ... skin necrosis, peripheral ... erythematosus (SLE ... classification #rheumatology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Medication-induced: ART ... Guillain-Barre, Vasculitis ... Paraprotein-associated (POEMS syndrome ... #Neuropathy #differential ... diagnosis #causes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... • Acute stroke syndromes ... Lesions Of The Peripheral ... #Weakness #Differential ... #Diagnosis #neurology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
- SLE Neurologic ... Lyme disease, Vasculitis ... • Diminished peripheral ... #joint #pain #differential ... #diagnosis #rheumatology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Myotomes #diagnosis #neurology ... sensory #motor #arm ... #physicalexam
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diseases, such as SLE ... loss, arthralgia, arm ... muscle weakness • Nerves ... Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Non-autoimmune rheumatologic ... pain • Swan neck/Ulnar ... Mononeuritis Multiplex • Peripheral ... Erythematosus #Diagnosis #Rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... Behcet disease) Differential ... Oral aphthae : SLE ... • Arthritis: SLE ... signs #symptoms #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
), Sjogren's Syndrome ... scleroderma • Peripheral ... Arthritis, Sjögren Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential