11 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... - Drugs • Oral ... • Discoid lupus ... #dermatology #Differential ... #causes
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 ... Positive in 60-80% of cases
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
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
CRP - Usually normal ... Discontinuation of causal ... Photosensitivity, Alopecia ... , oral ulcers, Lupus ... #sle #comparison
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
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
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... Autoimmune Vasculitis (lupus ... deficiency Work ... #Causes #dermatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... an underlying cause ... Better call hematology ... exogenous, EPO levels: normal ... #workup #hematology
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Differential Diagnosis Algorithm ... Lichen planus • Lupus ... mouth #SkinRash #dermatology ... Differential #Diagnosis #Algorithm ... #causes