13 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... stress - Do not ... palms/soles - Differential ... rosea #clinical #dermatology ... #photo #PhysicalExam
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
trigger - Direct skin ... - Ice cube test ... , TempTest test ... Urticaria #diagnosis #rheumatology ... #comparison #table
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
Drug Rashes - Comparison ... >90% of total skin ... #Drug #Rashes #Comparison ... #Erythroderma #Dermatology ... #Emergency #Differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... disease • Pull test ... Examine the entire skin ... Initial Laboratory Tests
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... #NonHodgkins #comparison ... #oncology #diagnosis ... #differential # ... hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... (this is a skin ... prick test that ... Behcet disease) Differential ... signs #symptoms #rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... Hepatomegaly • Skin ... diagnosis #workup #oncology ... #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Alpha & Mu) Skin ... thrombosis+Pulm HTN+skin ... Paraproteinemias #Hematology ... #Monoclonal #Differential ... #Diagnosis #Oncology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
medications, foods, stress ... after group A Strep ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... ear disease Differential ... retinopathy Lab Tests ... #Vasculitides #differential ... #diagnosis #rheumatology