48 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... pylori test (GI symptoms ... test, ANA (e.g., SLE ... (CVID, WAS), (neurologic ... changes), high MCV
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... Constitutional symptoms ... NPSLE rare, Malar rash ... constitutional symptoms ... #diagnosis #management
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 ... 40, F:M 9:1 • Clinical ... Manifestations: Malar rash ... Positive in 60-80% of cases ... Erythematosus #Diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Systemic Lupus (SLE ... Photosensitivity, Butterfly rash ... erythematosus #signs #symptoms ... #diagnosis #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
) Clinical Manifestations ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... #CNS #neurology ... #rheumatology #
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
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Differential Diagnosis ... Induced Lupus: • Symptoms ... La, anti-Jo-1, SCL ... Erythematosus #Diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... accumulation of clinical ... Assessment • Clinical ... Autoimmune diseases: SLE ... Drugs, Unknown cause