28 results
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
) Clinical Manifestations ... Cerebrovascular Disease ... autoantibodies that will cause ... #CNS #neurology ... cerebritis #diagnosis #management
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
and Management ... 40, F:M 9:1 • Clinical ... Positive in 60-80% of cases ... : Chronic disease ... #Summary #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... usually IgG) (e.g. lupus ... #differential # ... diagnosis #hematology ... #anemia
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - Hemolytic anemia ... deficiencies - PNH ... Associated - SLE ... #Diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... ) Suspect: Clinical ... permanent alopecia Differential ... • May involve PNS ... lymphopenia, low PLT • Anemia
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... PT, aPTT(liver disease ... test, ANA (e.g., SLE ... (CVID, WAS), (neurologic ... changes), high MCV anemia
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... 40, F:M 9:1 • Clinical ... : Chronic disease ... #table #rheumatology ... #diagnosis #management
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Anemia • ... Arthritis • SLE ... Obstructive Pulmonary Disease ... Neurologic
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... nodules, may also see ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Influenza, EBV, PNA ... ILD, OSA, pHTN, Anemia ... body-), PMR, RA, SLE ... #Diagnosis #causes ... #neurology