8 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... : - Autoimmune ... • Serology for hepatitis ... cryoglobulins • Skin ... #dermatology #physicalexam
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... dermatophytes cause ... rubrum is most commonly ... skin of inflamed ... #foot #dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
or trunk most commonly ... • Most commonly ... • Causes are multiple ... comparison #table #differential ... #diagnosis #dermatology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Liver Injury - Differential ... Algorithm Vascular Causes ... HCV, HEV, EBV, HSV ... : Autoimmune hepatitis ... #differential #
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
gammopathy, and skin ... Cirrhosis, ETOH, autoimmune ... hepatitis, PBC, ... PSC, Viral hepatitis ... Comment on type
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... Extensor surfaces of arms ... with site, (e.g„ tinea ... ; pruritis #dermatology ... #rash #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... of shoulder and hip ... Nodosa: • PAN most commonly ... , mucositis • Rash ... tract, and often causes
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... ) • Anti-Mi2 (skin ... Symptoms: • Gottron rash ... statins - probably caused ... , autoimmune hepatitis