19 results
Primary Syphilis
Usually, a single ulcer (chancre) appears at the site where the bacteria entered the body.
Primary Syphilis ... Sometimes, lymph nodes near ... syphilis usually ... #Chancres #Diagnosis ... #Clinical #Photo
Chondrodermatitis nodularis 
 - Scaly papule on ear, usually helix 
 - Painful, especially when sleeping
Scaly papule on ear ... sun-induced degenerative changes ... Chondrodermatitis #Nodularis #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Natural History of Syphilis
Primary - 2-6 weeks after infection
 • Chancre, Regional lymphadenopathy
Early Latent ≤ 1
Natural History of Syphilis ... after infection • Chancre ... Early Latent ≤ 1 year ... Late Latent - > 1 year ... #progression #diagnosis
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... Painless: • Primary syphilis ... (chancre) • Granuloma ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis
Syphilis Staging - Primary, Secondary, Latent and Tertiary - Timing and Features

Primary syphilis classically presents with
Syphilis Staging ... presents with a chancre ... less than one year ... greater than one year ... #Diagnosis #Syphilis
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Stages of Syphilis ... Primary: • Painless chancre ... • Within first year ... BostonChiefs #Syphilis ... symptoms #signs #diagnosis
Syphilis - Clinical Manifestations and Treatment

1) Primary Syphilis
 • Direct lesion contact during sex is responsible
Ulcerates to produce a chancre ... oropharynx, rectum • Chancres ... months after the chancre ... Late latent >1 year ... #stages #diagnosis
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- Differential diagnosis ... : secondary syphilis ... rosea #clinical #dermatology ... #photo #PhysicalExam
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
- Differential Diagnosis ... • Secondary Syphilis ... (chancre) • Granuloma ... #skinlesions #dermatology ... #Differential #Diagnosis
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
The Stages of Syphilis ... - The chancre ... Without treatment, chancre ... within the last year ... Latent #Tertiary #Diagnosis