21 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Differential Diagnosis ... Causes == Primary Skin ... • Xerosis (dry skin ... == No Primary Skin ... Pruritus #primary #secondary
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... #dermatology #photo
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... painless, progressive skin ... Diagnosis? ... Blastomycosis- 2 types of skin ... dermatology #clinical #photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... to inflammatory skin ... osteitis) - Pustular skin ... #Pustular #Skin ... #Lesions #Differential
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
eosinophilia, skin ... Full-thickness skin ... over thickened skin ... Lichen planus-like skin ... skin thickening
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
changes in the skin ... infestation of the skin ... associated with secondary ... or part of a generalized ... nettle sting #Diagnosis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- The chancre lesion ... neurosyphilis, cranial nerve ... columns and sensory nerve ... granuIomas on skin ... Latent #Tertiary #Diagnosis
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary Skin ... Lesion - Differential ... Diagnosis Algorithm ... #Pruritus #secondary ... #systemic #generalized
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
wax and wane; diagnosis ... trauma leads to skin ... biopsy preferred Differential ... papulonodular lesions ... Infection #clinical #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... Skin rash and malaise ... heaped, wart-like lesions—Condyloma ... #Rash #Diagnosis ... #Clinical #Photo