17 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... nummular eczema, tinea ... #dermatology #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... Diagnosis: Vasculitis ... #dermatology #rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... RA, Sjogren's, GPA ... cryoglobulins • Skin ... #Causes #dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wax and wane; diagnosis ... trauma leads to skin ... biopsy preferred Differential ... #clinical #photo
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... skin of inflamed ... Variety #type #clinical ... #photo #foot #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Diagnosis Framework ... Generalized itchy rash ... #Lesions #Differential ... #Diagnosis #Dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga Canimorsus Skin ... possible Patient's clinical ... the key to the diagnosis ... #Rash #dermatology ... #clinical #photo
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... heaped up borders); differential ... Indiana University Infectious ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Skin rash and malaise ... treatment, the infection ... #Diagnosis #Clinical ... #Photo #Dermatology