13 results
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
Differential Diagnosis Algorithm ... of hair, eyes, skin ... #disorders #skin ... Differential #Diagnosis #Algorithm ... #causes
Skin Hypopigmentation - Differential Diagnosis Algorithm

Diffuse Congenital - Generalized hypopigmentation of hair, eyes, skin
 • Phenylketonuria
Skin Hypopigmentation ... Differential Diagnosis Algorithm ... Diffuse Congenital ... • Piebaldism Diffuse ... #causes
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... the nodules are diffuse ... HRCT #CTChest #NodularPattern ... #Nodular #Pattern
Skin Hyperpigmentation - Differential Diagnosis Algorithm
Diffuse:
 • Tanning
 • Adverse cutaneous drug eruption
 • Addison's disease
Skin Hyperpigmentation ... Differential Diagnosis Algorithm ... Diffuse: • Tanning ... #disorders #skin ... #causes
Anaplastic large cell lymphoma, ALK+
Clinical
 • First 3 decades of life, M>F
 • Often nodal +
sites (MC are skin ... Some isolated skin ... eosinophilic hof (Hallmark ... but still has hallmark ... than one • Rare cases
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Differential Diagnosis Algorithm ... planopilaris Pattern ... - Secondary to Skin ... Differential #Diagnosis #Algorithm ... #causes
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
Physiologic Skin ... Differential Diagnosis Algorithm ... Hormone induced • Hyperpigmentation ... Differential #Diagnosis #Algorithm ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Focal Hair Loss Pattern ... Capitis - Skin ... Traction alopecia Diffuse ... Scaling, pustules, crusts ... Examine the entire skin
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Differential Diagnosis Algorithm ... Christmas tree pattern ... Differential #Diagnosis #Algorithm ... #causes
PALM RASHES 
Common features and patterns:
1.	Color:
o	Red or erythematous: Common in inflammatory or allergic reactions.
o	Purple or purpuric:
Common features and patterns ... occur in chronic skin ... post-inflammatory hyperpigmentation ... o Peripheral patterns ... Drug Reactions: Diffuse