66 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
www.medscape.com/slideshow/dermatology-mnemonics ... -6011359#5 #diagnosis ... differential #symptoms #signs ... #dermatology #skin ... #skinrash
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... : • Behcet Disease ... #skin #dermatology ... #rheumatology # ... differential #diagnosis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... Sarcoidosis #dermatology ... #differential #diagnosis ... #rheumatology
Staphylococcal Scalded Skin Syndrome (SSSS) 
(aka Ritter disease)

#Staphylococcal #Scalded #Skin #Syndrome #SSSS #Diagnosis #Pediatrics #Dermatology #Ritter
(aka Ritter disease ... Syndrome #SSSS #Diagnosis ... #Pediatrics #Dermatology ... #Ritter #Disease ... #Peds
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential Diagnosis ... discolorations of skin ... #SkinRash #dermatology ... #Differential #Diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Differential Diagnosis ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... purple, hemorrhagic skin ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... ulceration of the skin ... number of systemic diseases ... Clinical #Photo #Dermatology ... #SkinRash #Pyoderma
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... - Differential Diagnosis ... insufficiency • Vasculitis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Manifestations of IgG4-related disease by organ system.
 The most common primary disease features are indicated in
of IgG4-related disease ... common primary disease ... Manifestations #Disease ... Organs #Systems #Diagnosis ... #Hematology #Signs