26 results
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... 40, F:M 9:1 • Clinical ... Positive in 60-80% of cases ... pANCA anti-MPO - Negative ... #rheumatology
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Diagnosis Algorithm ... Bacteria • Gram Negative ... Destruction • Systemic Lupus ... #Causes #Hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... pANCA anti-MPO - Negative ... sle #comparison #table ... #rheumatology # ... diagnosis #management
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... Pauci-immune mediated (Negative ... #diagnosis #algorithm ... #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... autoantibodies that will cause ... permeability Diagnosis ... CNS #neurology #rheumatology ... #management #treatment
Antinuclear antibodies and Systemic lupus
Anti-dsDNA	60-80%	Association with disease activity (when with Farr assay) and lupus nephritis. Can
-15% If SLE is clinically ... Negative association ... erythematosus #diagnosis ... #rheumatology # ... table #ANA
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Diagnosis Algorithm ... Relative - Normal ... Abnormal Abdominal Ultrasound ... #Causes #Hematology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... presentation of systemic lupus ... life-threatening causes ... Presentation #comparison #Table ... #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... with previously stable ... patients with a negative ... 109 mm Hg) with clinical ... #Differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Lung Abscess - Clinical ... Lung Abscess Differential ... Abscess #pulmonary #differential ... #causes #management