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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Algorithm DIFFUSE ... - Secondary to Skin ... #dermatology #Differential ... #Diagnosis #Algorithm
Urticaria (hives): Skin reaction that occurs in response to cold, food allergies, meds, environmental exposures, stings,
infections
Urticaria (hives): Skin ... food allergies, meds ... Presents as acute, focal ... Clinical #Photo #Dermatology ... #SkinRash #Urticaria
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Localized / Focal ... Capitis - Skin ... #Differential # ... Diagnosis #dermatology
Characteristic features of the rash are:

-Rough texture (like sandpaper)
-Worse in the skin folds e.g. groin, axilla,
Characteristic features ... -Worse in the skin ... ) #Clinical #Dermatology ... #Peds #Pediatrics ... #SkinRash #ScarletFever
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Ulcers - Differential ... Diagnosis Algorithm ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Diagnosis Algorithm ... Trunk #Sacral #SkinRash ... #dermatology #Differential
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... ) - Differential ... Diagnosis Algorithm ... - Secondary to Skin ... #dermatology #Differential
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... - Differential ... Diagnosis Algorithm ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Legs / Feet - Differential ... Diagnosis Algorithm ... Ulcers #ulcerative #skinrash ... #dermatology #Differential