12 results
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 ... #photo #PhysicalExam
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... : - Catch-all term ... sulfa-drug - Skin ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
APPROACH The term ... diagnosis; however ... diagnosis, which ... involvement (psoriasis ... #Diagnosis #Dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Rash - Palpable ... Tip: To differentiate ... touch the lesions ... later confirmed by skin ... #photo #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... cryoglobulins • Skin ... #Causes #dermatology ... #physicalexam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... Diagnosis Algorithm ... overlying scale • Psoriasis ... Papulosquamous #SkinRash #dermatology
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wane; diagnosis ... trauma leads to skin ... papulonodular lesions ... Infection #clinical #photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Generalized itchy rash ... #Lesions #Differential ... #Diagnosis #Dermatology
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Scaly/Erythematous lesions ... tapioca-like vesicles on hands ... Eczematous #SkinRash #dermatology
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
increased skin ... brown tint of the rash ... involvement is less ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology