11 results
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... on hands and feet ... Burrows between fingers ... #Differential #Diagnosis ... #Dermatology
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash - Diagnostic ... more commonly suggest ... proteins in the skin ... #Diagnosis #Dermatology ... Bullous #Algorithm #Differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
wane; diagnosis ... trauma leads to skin ... biopsy preferred Differential ... Infection #clinical #photo ... #hand
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin ... #common #distribution
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
or trunk most commonly ... on the back of hands ... • Most commonly ... comparison #table #differential ... #diagnosis #dermatology
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
Like Conditions - Differential ... Diagnosis Eosinophilic ... with sparing of hands ... - Occurs most commonly ... #table #dermatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Diagnosis Framework ... Infectious: Dissecting cellulitis ... • Scaling, pustules ... #Diagnosis #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... commonly characterize ... the palms of the hands ... #Clinical #Photo ... #Dermatology
HSV Herpetic Whitlow Infection of the Finger
20 F presents with painful finger, treated w/ oral cephalexin
Diagnosis? ... virus into the hand ... Vesicular/pustules ... are common occupational ... #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Diagnosis: • Systemic ... Nodosa: • PAN most commonly ... cutaneous vesicles, pustules