9 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
and Primary Causes ... Lesions == Macules ... Lesion / Systemic ... Pruritus #primary #secondary ... #dermatology #Differential
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... characterized by a systemic ... Skin rash and malaise ... resembling rashes caused ... Clinical #Photo #Dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... in primary or secondary ... cryoglobulins • Skin ... #dermatology #physicalexam
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Rash - Differential ... papules on wrists/ankles ... central clearing • Secondary ... Diagnosis #Algorithm #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Rash - Differential ... Scaly/Erythematous lesions ... Secondary to venous ... Diagnosis #Algorithm #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(cutaneous or systemic ... multiforme • Acute systemic ... classic targetoid lesions ... comparison #table #differential ... #diagnosis #dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Generalized itchy rash ... Secondary syphilis ... #Lesions #Differential ... #Diagnosis #Dermatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary Skin ... Lesion - Differential ... #Pruritus #secondary ... #systemic #generalized ... #dermatology #Differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Stasis dermatitis - Ankles ... planus - Wrists, ankles ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential