23 results
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Photosensitivity, Alopecia ... , oral ulcers, Lupus ... - CRP: Usually normal ... • Immunologic Workup ... life-threatening • Treatment
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... - Drugs • Oral ... • Discoid lupus ... #Diagnosis #Algorithm ... #causes
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... Photosensitivity, Alopecia ... , oral ulcers, Lupus ... - CRP: Usually normal ... • Immunologic Workup
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Disease: Discoid lupus ... : Lupus erythematosus ... • Drugs: Oral ... Scaling, pustules, crusts ... Differential #Diagnosis #dermatology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Differential Diagnosis Algorithm ... Hepatic, Portal, ... Inflammatory • Systemic Lupus ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... evaluation or workup ... 1,500 cells/µL Workup ... glucocorticoid treatment ... Differential #diagnosis #hematology
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Differential Diagnosis Algorithm ... Irreversible-biopsy required • Lupus ... - Drugs • Oral ... #dermatology #Differential ... #causes
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Differential Diagnosis Algorithm ... • Discoid lupus ... Focal #Localized #dermatology ... Differential #Diagnosis #Algorithm ... #causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Post-strep GN, Lupus ... Idiopathic • Normal ... differential #diagnosis #algorithm ... #rheumatology
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Differential Diagnosis Algorithm ... Panhypopituitarism Treatment ... Differential #Diagnosis #Algorithm ... #endocrinology ... #causes #pediatrics