35 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Focal) Differential ... Diagnosis Algorithm ... - Secondary to Skin ... #Diagnosis #Algorithm ... #causes
Sclerodactyly: Diffuse thickening of the skin on the hands, in this case due to Scleroderma. 
Note
thickening of the skin ... on the hands, in ... this case due to ... Images #Clinical ... #Photo #Dermatology
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Diagnosis Framework ... Localized / Focal ... Capitis - Skin ... #Differential #
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... Diagnosis Algorithm ... - Secondary to Skin ... #Diagnosis #Algorithm ... #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
areas -> Scaring alopecia ... hair follicles -> causes ... cells -> Incr local ... inflammation on skin ... pathophysiology #diagnosis
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... Diagnosis Algorithm ... on palms soles and ... #Diagnosis #Algorithm ... #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... cryoglobulins • Skin ... Diagnosis #Algorithm
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Diagnosis Algorithm ... Infection (Forearm/Hand ... #Localized #Focal ... #Diagnosis #Algorithm
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #causes
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 ... biopsy preferred Differential ... #photo #hand