41 results
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Systemic and Primary Causes ... == Primary Skin ... Pruritus #primary #secondary ... #generalized #dermatology ... Diagnosis #Algorithm #causes
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
destauration Sites - Skin ... Clubbing - Present Secondary ... therapy - Pulmonary cause ... Sites - Only skin ... Central #Peripheral #Comparison
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Screen for secondary ... causes of eosinophilia ... (common causes ... glucocorticoid treatment ... symptoms (eg, skin
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... with or without treatment ... , but without treatment ... resembling rashes caused ... Clinical #Photo #Dermatology
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
to hours into treatment ... Raised off of the skin ... Blistering and/or skin ... Drug #Reactions #dermatology ... #clinical #comparison
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... leakage of RBC's secondary ... Thrombocytopenia: ITP • Secondary ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Fever vs Hyperthermia
Fever:
 • Regulated in the hypothalamic thermoregulatory center
 • "Set point" raised by prostaglandin
production • Treatment ... rapidly fatal • Causes ... Identify underlying cause ... loss from the skin ... #Hyperthermia #comparison
Scleroderma Like Conditions - Differential Diagnosis
Eosinophilic Fasciitis:
 - Orange peel induration (peau d'orange) of proximal extremities
eosinophilia, skin ... the mainstay of treatment ... Systemic Fibrosis: - Secondary ... Differential #Diagnosis #comparison ... #table #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
decalvans - Secondary ... to Skin Disease ... areata • Secondary ... HairLoss #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Eczematous Skin ... Secondary to venous ... Eczematous #SkinRash #dermatology ... Diagnosis #Algorithm #causes