12 results
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Extravasation of blood ... which allow red blood ... brown tint of the rash ... #differential #diagnosis ... #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
disease or more commonly ... Maculopapular rash ... Bullae/Blisters • Ulceration ... vasculitis (inflamed blood ... #rash #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... • Extremes of age ... : • Complete blood ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
often showing ulceration ... - Trunk - Red, blood-filled ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Internal organs Most common ... neutrophils in the blood ... #dermatology #oncology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Drug Associated (Commonly ... mucositis - Rash ... Takayasu: - Age ... temporal artery - Age ... Large Vessel: Blood
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... • Most commonly ... Erythemas #comparison #table ... #differential #diagnosis ... #dermatology #compared
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulses, bruits, or blood ... Takayasu: • Age ... temporal artery • Age ... Nodosa: • PAN most commonly ... , mucositis • Rash
Acute Generalized Exanthematous Pustulosis (AGEP)

AGEP is largely a clinical diagnosis based on classical skin findings in
a clinical diagnosis ... taking one of the commonly ... Elevated white blood ... Facial edema - Purpura ... Exanthematous #Pustulosis #Dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... rubrum is most commonly ... type #clinical #photo ... #foot #dermatology