39 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... palms/soles - Differential ... diagnosis: secondary syphilis ... Pityriasis #rosea #clinical ... #dermatology #photo
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Tuberculosis • Syphilis ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Secondary Syphilis - Rash on Palms and Soles 
41ys, seen in our ED b/c of 20
- Rash on Palms ... Typical lesions ... present in 80% of cases ... #Rash #clinical ... #photo #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... heaped, wart-like lesions—Condyloma ... resembling rashes caused ... #Clinical #Photo ... #Dermatology
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
• Secondary Syphilis ... Papules & Mucosal Lesions ... & Symmetrical Rash ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... • Secondary Syphilis ... #Differential # ... Diagnosis #Algorithm #causes
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... Generalized itchy rash ... Secondary syphilis ... #Differential #
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... (save $$) Differential ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Radiology Imaging ... Case description ... hallucis longus Differential ... osteochondral lesion ... #msk
Condylomata lata in Secondary Syphilis
Condylomata lata lesions usually present as gray, raised papules that sometimes appear
Condylomata lata lesions ... type of cutaneous lesion ... condylomata acuminata, a differential ... for, as in this case ... #Clinical #Photo