78 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... pylori test (GI symptoms ... function test, ANA ... (e.g., SLE), anti-phospholipid ... (CVID, WAS), (neurologic
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... NPSLE rare, Malar rash ... constitutional symptoms ... Workup: - ANA ... #diagnosis #management
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
& hemorrhagic rash ... ; symptoms of shock ... and hematologic ... Vesicular & pruritic rash ... peds #pediatrics #pathophysiology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... hair follicles -> causes ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
) - Diagnosis and ... Manifestations: Malar rash ... Positive in 60-80% of cases ... Erythematosus #Diagnosis ... Management #Summary #rheumatology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
less systemic symptoms ... can present with rash ... including heliotrope rash ... Can also see mechanics ... #rheumatology
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... many differential diagnoses ... annular rash on ... children (pediatric SLE ... #sle #clues #system
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Scl70 (in some cases ... Smith, Sm/RNP, Scl ... body-like: - Neurologic ... #differential #diagnosis ... #rheumatology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Erythematosus (SLE ... Myopathy (Also caused ... Complications #pathophysiology ... #signs #symptoms ... #diagnosis
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... morulae Signs and ... symptoms: • 5 ... shaking chills • Rash ... Anaplasma #Infection #diagnosis