66 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... - Differential Diagnosis ... Algorithm Relative - Normal ... Positive - Low/Normal ... #Hematology
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Pathophysiology: ... Causes: 1) Exfoliative ... Skin-homing T-cells #Diagnosis ... #Dermatology #Rash
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Erythematosus (SLE) - Diagnosis ... Manifestations: Malar rash ... - CRP: Usually normal ... • Immunologic Workup ... Positive in 60-80% of cases
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... deficiency Work ... #Differential #Diagnosis ... #Algorithm #Causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
invade URT & via hematologic ... & hemorrhagic rash ... CNS and hematologic ... Vesicular & pruritic rash ... peds #pediatrics #pathophysiology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... vulnificus part of normal ... marine microbiota & causes ... #cellulitis #dermatology ... legs #clinical #photo
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Pathophysiology: ... commonly renal and pulmonary ... #Diagnosis # ... Dermatology #Rash
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... CRP - Usually normal ... • Immunologic Workup ... - CRP: Usually normal ... #diagnosis #management
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... - Differential Diagnosis ... Algorithm Pulmonary ... Disease - Portal ... Miscellaneous: • Hematologic
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Idiopathic • Normal ... With associated pulmonary ... #differential #diagnosis