17 results
Necrotizing Fasciitis: Note the extensive edema, erythema, bullae formation, and necrosis in this patient's thigh. At
the extensive edema ... , erythema, bullae ... failure) with severe pain ... Images #Clinical #Photo ... #Dermatology #SkinRash
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology ... #SkinRash
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - Differential ... Diagnosis Framework ... miliaris disseminate, Cellulitis ... Noninfectious: SJS/TEN, Erythema ... #Diagnosis #dermatology
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Pseudocellulitis - Differential ... Acute bursitis • Erythema ... • Compartment syndrome ... #Diagnosis #cellulitis ... mimickers #Causes #dermatology
Unilateral / Asymmetric Lower Extremity Swelling - Differential Diagnosis Framework
Acute:
 • DVT *Can't Miss Diagnosis
 •
Extremity Swelling - Differential ... Baker's Cyst, Cellulitis ... Complex Regional Pain ... Syndrome • Pelvic ... #Diagnosis #edema
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint Pain ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential ... Diagnosis Framework ... DVT • CHF • Cellulitis ... Complex regional pain ... #differential #
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Wounds/ulcers, Edema ... #differential # ... diagnosis #lower
Facial Swelling - Differential Diagnosis Framework for Facial Edema

Infectious:
	• Dental abscess
	• Ludwig's angina
	• Vincent's angina
	• Cellulitis
	•
Facial Swelling - Differential ... Diagnosis Framework ... Vincent's angina • Cellulitis ... Preeclampsia Dermatologic ... #Differential #
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Diagnosis Algorithm ... pigmentation, edema ... Well-demarcated erythema ... #Eczematous #SkinRash ... #dermatology #Differential