46 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
the Mnemonic "no skin ... -6011359#5 #diagnosis ... #differential # ... symptoms #signs ... #dermatology #skin
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Dermatofibroma - Skin-colored ... Male - Dimple sign ... Dermatofibroma #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Nikolsky's Sign in Toxic Epidermal Necrolysis (TEN)

Nikolsky's sign is a clinical dermatological sign which is present
rubbing of the skin ... Staphylococcal scalded skin ... #TEN #Dermatology ... #PhysicalExam #Video ... Clinical #SJS #skin
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
Physiologic Skin ... number (probable) Skin ... • Chadwick's sign ... normal #Pregnancy #skin ... #dermatology #Differential
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Blastomycosis Skin ... painless, progressive skin ... Diagnosis? ... Blastomycosis- 2 types of skin ... #clinical #photo
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... rosea #clinical #dermatology ... #photo #PhysicalExam
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
exertion • Neurologic ... neuropathies • Skin ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... staphylococcal scalded skin ... , the differential ... #Diagnosis #Dermatology ... Febrile #Fever #Differential
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
• Delayed-type skin ... Scarlet #fever #diagnosis ... #clinical #photo ... #signs #symptoms
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Combination of Skin ... on texture of skin ... migrans: • Target sign ... gabrieltalledop #dermatology ... #arthritis #skin