24 results
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Lupus (DIL): ... , SCLE-DIL (terbinafine ... • Immunologic Workup ... in >90% - Low ... #diagnosis #management
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... versus DIL • ... • Immunologic Workup ... Positive in 60-80% of cases ... 60-80% - Low
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Autoimmune • ITP • SLE ... • TTP/HUS • DIC ... #Algorithm #Causes ... #Hematology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
, SCLE-DIL (terbinafine ... • Immunologic Workup ... in >90% - Low ... #DIL #rheumatology ... #diagnosis #treatment
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Osmotic diuresis (see ... mannitol, glucosuria Low ... loss • Watery Diarrhea ... #Algorithm #Causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low ... Post-strep GN, Lupus ... #differential #diagnosis ... #algorithm #rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Algorithm Polycythemia ... an underlying cause ... levels: realllly low ... #Algorithm #workup ... #hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... • Burns • Diarrhea ... JAK-2 Positive - Low ... #Algorithm #Causes ... #Hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Algorithm Pinpoint ... Autoimmune Vasculitis (lupus ... deficiency Work ... #Algorithm #Causes
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... Algorithm • Sickle ... genotypes): SS, SC, SE ... #Algorithm #workup ... #hematology #testing