17 results
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
pain involving knees ... rash. ... IgA #Vasculitis #clinical ... #photo #dermatology ... #skin #rash #physicalexam
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... Pityriasis #rosea #clinical ... #dermatology #photo ... #PhysicalExam
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Fecal occult blood test ... cryoglobulins • Skin ... Algorithm #Causes #dermatology ... #physicalexam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... scale on elbows & knees ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash #dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... painless, no systemic signs ... biopsy preferred Differential ... #photo #hand
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... the palms of the hands ... #Diagnosis #Clinical ... #Photo #Dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... Tip: To differentiate ... later confirmed by skin ... #clinical #photo ... #dermatology #HSP
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... auricular papules Clinical ... -74%] • Blood tests ... #rheumatology #dermatology
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Moccasin tinea pedis skin ... pitted keratolysis; and ... Variety #type #clinical ... #photo #foot #dermatology
Shawl sign poikiloderma in Dermatomyositis

Poikiloderma in general is a common finding in older individuals with chronic
Shawl sign poikiloderma ... differentiate it ... Dermatomyositis #Rash ... Dermatomyositis #Dermatology ... #Clinical #Photo