18 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... mucins with reduced tear ... production -> Corneal ... ophthalmology #diagnosis #signs ... #symptoms
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
testing • No symptoms ... of infection Late ... • Gummatous • Nodular ... Syphilis #Stages #symptoms ... #signs #diagnosis
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
Positional Vertigo (BPPV ... Reproduction of vertigo symptoms ... toward the downward ear ... #dixhallpike #physicalexam ... testing #findings #signs
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner ... ) • Systemic symptoms ... and signs (e.g. ... lesion • CNS infection
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... Episcleritis Ocular ... Foreign body • Infectious ... Unilateral or bilateral symptoms ... #differential #
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
positional vertigo (BPPV ... history of viral infection ... Long symptom-free ... varying neurologic signs ... Vertigo #Causes #differential
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
shoulder girdle symptoms ... thrombophilia, neurologic signs ... /symptoms in non-arterial ... : ear, sinus, dental ... Dangerous #Deadly #Differential
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
cavity as middle ear ... resolution of infection ... Through lateral cortex ... pathophysiology #signs ... #symptoms #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
meningitis), MCC CNS symptoms ... Behcet disease) Differential ... Giant retinal tears ... diagnosis #management #signs ... #symptoms #rheumatology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... hypothalamus, and visual cortex ... - Autonomic symptoms ... meningeal irritation signs ... glaucoma - Ocular