5940 results
Blue nevus 
 - Dark blue-gray macule or papule 
 - Well-circumscribed 
 - Melanin localized
Melanin localized to dermis ... #Dermatology #Diagnosis
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
- Differential Diagnosis ... extravasation of RBCs in dermis ... #Differential #Diagnosis
Pressure Ulcer Staging
Stage 1 - Skin intact. Non-blanchable erythema
Stage 2 - Partial loss of dermis. Shallow
Partial loss of dermis ... Ulcer #Staging #diagnosis
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash - Diagnostic ... layer and the dermis ... #Diagnosis #Dermatology
Bullous Pemphigoid - Diagnosis and Management Summary
Pathophysiology: Autoantibody-mediated damage to epithelial basement membrane -> separation of
Bullous Pemphigoid - Diagnosis ... epidermis from dermis ... Bullous #Pemphigoid #Diagnosis
Skin and soft-tissue layers and their infections
Epidermis - Dermatitis (fungal) 
Dermis - Erysipelas 
Hypodermis - Cellulitis
Dermatitis (fungal) Dermis ... #Dermatology #Diagnosis
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential Diagnosis ... inflammation of the dermis ... Imperative to diagnose ... #Differential #Diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
deposit at the dermal-epidermal ... • Vasospasm of dermal ... pathophysiology #diagnosis
Neck Mass - Differential Diagnosis Algorithm
Congenital Neck Mass:
 • Thyroglossal Duct Cyst
 • Branchial Cleft Anomalies
- Differential Diagnosis ... Anomalies • Dermoid ... #Differential #Diagnosis
Hansen's Disease (Leprosy)
 • Transmission - not completely understood, ?nasal droplets
 • Symptoms appear ~5 years
Infiltration of dermis ... Disease #Leprosy #diagnosis