18 results
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Afebrile / non-ill, extensor ... Maculopapular #Macular #Macules ... #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Keratosis pilaris - Extensor ... • Xerosis - Extensor ... ; pruritis #dermatology ... #rash #differential ... #diagnosis #skin
Gottron's Papules in Dermatomyositis

Another classic clue is Gottron's papules which are small grouped flat topped papules
Gottron's Papules ... typically located on extensor ... along the path of extensor ... #Rash #Dermatomyositis ... #Dermatology #Clinical
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... extremities, and the extensor ... • Urticaria • Papulo-necrotic ... Polyangiitis #GPA #dermatology ... #rash #diagnosis
Herpes Zoster Mandibularis - The lesions were scattered along the area that is innervated by the
A presumptive diagnosis ... #Clinical #Photo ... #Dermatology #Herpes ... #Mandibularis #Rash ... #NEJM #Shingles
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
of macule and papule ... differential diagnosis ... the flexor or extensor ... or eczema) or extensor ... #Diagnosis #Dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... Clinical and ... Dermatomyositis #rheumatology ... #dermatology #diagnosis
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... wrists • Papules ... Generalized itchy rash ... Bacterial folliculitis ... #Dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... , breast CA - Hematologic ... Acral erythema - Bacterial ... #dermatology #oncology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Treponema pallidum bacterial ... ▪ “Rash” (75% ... #Diagnosis #Clinical ... #Photo #Dermatology