20 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... rigors, diarrhea, nausea ... Vibrio, aeromonas, Capnocytophaga ... BIDMC_IDFellows #Capnocytophaga ... Purpura #Fulminans #Skin
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... ) • Nummular Dermatits ... • Seborrheic Dermatitis ... Diagnosis #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... • Contact dermatitis ... pemphigoid • Dermatitis ... Diagnosis #Algorithm #causes
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Skin Rash 40 ... colonize human skin ... dogs & latter can cause ... gram-negative bacillus cause ... #Canimorsus #Skin
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... drinks • Perioral Dermatitis ... thick honey-yellow crusts ... Diagnosis #Algorithm #causes
Infectious Causes of Adrenal Insufficiency
Anatomical distribution of vessels to the adrenal makes the gland prone to
Infectious Causes ... Staphylococcus aureus, Capnocytophaga ... neoformans, Blastomyces dermatitidis ... #Infectious #Causes ... endocrinology #infectiousdiseases
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... Primary skin and ... It can also cause ... wound infections keratitis ... #differential #infectiousdiseases
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
occur in chronic skin ... Seen in systemic causes ... disease, or bullous skin ... disease. 6 Causes ... #rash #palm #dermatitis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... Allergic contact dermatitis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... centrifugum • A chronic skin ... Rash is usually ... gyratum repens • A skin ... induratum • A chronic skin