13 results
Natural History of Syphilis
Primary - 2-6 weeks after infection
 • Chancre, Regional lymphadenopathy
Early Latent ≤ 1
Natural History of Syphilis ... infection • Chancre, Regional ... lymphadenopathy, Mucosal lesions ... (10%); Ocular syphilis ... #progression #diagnosis
92F w acute painless monocular vision loss. What's the diagnosis?

...

Central retinal artery occlusion (CRAO)! Retrobulbar "spot
What's the diagnosis ... Central retinal ... Note arterial waveform ... Clinical #POCUS #OcularUS ... #CRAO #SpotSign
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Stages of Syphilis ... Painless chancre • Regional ... • Gummatous • Nodular ... lesions in bone ... symptoms #signs #diagnosis
Primary Syphilis
Usually, a single ulcer (chancre) appears at the site where the bacteria entered the body.
Sometimes, lymph nodes ... ▪ Painless lesion ... weeks ▪ Multiple lesions ... #Chancres #Diagnosis ... #Clinical #Photo
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... disease (panuveitis, retinal ... ) Differential Diagnosis ... : Giant retinal ... inhibitors • Uveitis- Ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
body, vitreous, retina ... blindness, linked to macular ... tuberculosis, syphilis ... #Differential #Diagnosis ... #Ophthalmology
Syphilis - Clinical Manifestations and Treatment

1) Primary Syphilis
 • Direct lesion contact during sex is responsible
• Direct lesion ... Symmetric macular ... ; Alopecia • Renal ... Headache, meningitis, ocular ... #stages #diagnosis
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
- Differential Diagnosis ... Degeneration (Wet, Dry) Retina ... • Pituitary Lesion ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... ischemic skin lesions ... Mucocutaneous lymph node ... Syndrome: - Ocular ... inflammatory lesions-interstitial
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... pulmonary and renal ... Vasculitis Differential Diagnosis ... Mucocutaneous lymph node ... Cogan syndrome: Ocular