21 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... #5 #diagnosis #differential ... #symptoms #signs ... #dermatology #skin ... #skinrash
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology ... #eosinophilia
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Reaction with Eosinophilia ... and Systemic Signs ... Images #Clinical #Dermatology ... #SkinRash #DRESS ... #DrugReaction #Eosinophilia
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Reaction with Eosinophilia ... and Systemic Signs ... Images #Clinical #Dermatology ... #SkinRash #DRESS ... #DrugReaction #Eosinophilia
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Radiation #Trunk #Sacral ... #SkinRash #dermatology ... #Differential #
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash - Differential ... • Varicella zoster ... • Herpes zoster ... Vesiculobullous #SkinRash ... #dermatology #Differential
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... Definition: A focal ... polyangiitis (Wegener), Eosinophilic ... Reverse #Halo #Sign
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
- Differential Diagnosis ... angioedema with eosinophilia ... Preeclampsia Dermatologic ... Swelling #Edema #Differential ... #Diagnosis #PhysicalExam
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Reaction with Eosinophilia ... • Facial Edema ... Eosinophilia 4 ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Holster Sign in ... sign Dr. ... #Sign #Thighs # ... SkinRash #Dermatomyositis ... #Dermatology #Clinical