33 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Chronic: - Cornea ... Cataracts - Macula: Macular ... Occlusion, Central ... #causes #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... retinopathy • Central ... Concussion Other Causes ... poisoning • Central ... ophthalmology #causes
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... pathways occur at the retina ... hypothalamus, and visual cortex ... glaucoma - Ocular ... ophthalmology #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner ... lyme • Altered mental ... #Differential #Diagnosis ... #Algorithm #neurology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... Episcleritis Ocular ... detachment • Central ... occlusion • Central ... Conjunctivitis #ocular
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... with migraine headaches ... Caused by decreased ... Ocular causes - ... floaters obscuring central
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... - Differential Diagnosis ... Sinusitis • Dental ... #Neurology #Differential ... #Causes
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... CENTRAL VERTIGO ... #differential #diagnosis ... #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
stroke • Severe nausea ... Tentorial pressure cone ... vasoconstriction syndrome, central ... signs #symptoms #clues ... #differential #diagnosis
Stages of Migraine
 • Prodromal or Premonitory Phase (1-2 days): Fatigue, Yawning, Food cravings, Pallor, Nausea,
cravings, Pallor, Nausea ... and/or speech, Retinal ... Brainstem → • Headache ... Migraine #Stages #diagnosis ... #neurology #headache