119 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Pyoderma gangrenosum Vascular ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... #Vasculitis #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... drug eruption #Vesicular ... Vesiculobullous #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 ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Monkeypox Vesicular Rash on Skin Exam

#Monkeypox #Rash #Skin #PhysicalExam #clinical #vesicles #dermatology
Monkeypox Vesicular ... Rash on Skin Exam ... #Monkeypox #Rash ... #clinical #vesicles ... #dermatology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... ) • Behcet's syndrome ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Quick review on streptococcal skin infections. 

Images from dermnet.nz

#diagnosis #clinical #differential #dermatology #skinrash #skin
streptococcal skin ... #diagnosis #clinical ... #differential # ... dermatology #skinrash ... #skin
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Characteristic features of the rash are:

-Rough texture (like sandpaper)
-Worse in the skin folds e.g. groin, axilla,
features of the rash ... -Worse in the skin ... Pastia’s lines) #Clinical ... #Dermatology #Peds ... #Pediatrics #SkinRash