9 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... the context of cutaneous ... vasculitis (3%) • Infections ... Vasculitis #dermpath #dermatology ... pathology #lesions #differential
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Mycosis fungoides (cutaneous ... • Bleomycin Hematologic ... Cryoglobulinemia Infectious ... ulcerative #skinrash #dermatology ... Diagnosis #Algorithm #causes
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... drug induced • Infections ... Hemolytic #Anemia #Differential ... #classification ... #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Inflammation, Chronic Infection ... #Anemia #MCV #Classification ... #Hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
e.g., HIV), EBV infection ... Etiology: - Infections ... translocation • Types: Classification ... disease: GI, neuro, cutaneous ... #hematology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
: infections (cutaneous ... Haverhill fever caused ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
mucor cases may ... therapy), some cases ... Indiana University Infectious ... Mucormycosis #Eschar #dermatology ... skin #clinical #photo
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... aphthous ulcers, cutaneous ... to exclude are infections ... strong sign of cutaneous ... #classification
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
History of EBV infection ... ) Classification ... Immunohistochemical studies (to differentiate ... lymphoma #diagnosis #classification ... #hematology #oncology