11 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Diagnosis Lids: ... Conjunctiva / Sclera: • Conjunctivitis ... Subconjunctival hemorrhage ... Diagnosis #table #causes ... #ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Diagnosis Algorithm Lids ... Subconjunctival Hemorrhage ... • Conjunctivitis ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... Common Causes: ... Lids/Lashes: ... #ocular #differential ... #diagnosis #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye - Differential ... Surface Injury: • Corneal ... Associated Injury: • Lids ... Diagnosis #Algorithm #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
Blurry Vision - Differential ... Conjunctiva/Uvea: • Conjunctivitis ... optic disk • HIV/AIDS ... #diagnosis #ophthalmology ... #causes
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... hypothalamus, and visual cortex ... meningeal irritation signs ... Non-traumatic subarachnoid hemorrhage ... diagnosis #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... Tentorial pressure cone ... acute cerebellar hemorrhage ... #signs #symptoms ... #clues #differential
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... → Syncope • Signs ... sensations - Headache ... cardiomyopathy, ARDS ... #diagnosis #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... Influenza: • Rapid ... cough, myalgias, headache ... Infections #HIV #AIDS
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... High spike and rapid ... Non-Infectious Causes ... Brucellosis Faget's Sign ... Leptospirosis • Viral hemorrhagic