19 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and clinical associations ... symptoms - Headache, fever ... , abdominal pain ... #rheumatology #comparison ... #table
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... early localized disease ... PrathitKulkarni #Erythemas #comparison ... #table #differential ... #diagnosis #dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
with systemic disease ... sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... : - Biopsy - Microscopic
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... burning sensation or pain ... Polyarteritis nodosa • Microscopic
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... ) ▪ Malaise, fever ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... Variety #type #clinical
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
arrived w/severe abd pain ... Mild LFT ↑ This ... Infectious Diseases ... recurrentis #BloodSmear #microscopy ... #pathology #clinical
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... auricular papules Clinical ... Dermatomyositis • Fever ... severity of the disease ... #dermatology #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... tract, and often causes ... Coronary arteries - Fever ... mucositis - Rash ... Vasculitis: • Fevers
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
severe epigastric pain ... dogs & latter can cause ... the key to the diagnosis ... University Infectious Diseases ... #clinical #photo