114 results
Ophthalmoplegia secondary to Orbital Apex Syndrome

A 61-year-old man presented with retro-orbital pain, near-complete ophthalmoplegia, loss of
Ophthalmoplegia ... secondary to Orbital ... #Ophthalmoplegia ... #Orbital #Apex ... #Syndrome #Clinical
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Diplopia TIER 1-CRITICAL ... encephalopathy, Orbital ... Graves disease), Ophthalmoplegic ... , pseudotumor, Orbital ... #differential #diagnosis
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... thrombosis) - Orbital ... Vascular - Orbital ... Eye redness • Ophthalmoplegia ... #Differential #Diagnosis
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Orbital Cellulitis ... Pathogenesis and Clinical ... anterior to the orbital ... eye movement or opthalmoplegia ... ophthalmology #diagnosis
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
- Differential Diagnosis ... Algorithm Lids ... / Orbit / Lacrimal ... cellulitis • Orbital ... #Algorithm #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Algorithm Clinical ... Migraine is a diagnosis ... Tumor • Orbital ... #Algorithm #Causes
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
Algorithm for the ... The earlier algorithm ... This algorithm uses ... #Diagnosis #EM # ... Monocular #Binocular #Orbital
Diplopia - Differential Diagnosis
Step 1: Consider Stroke
Step 2: Diplopia PLUS
 - Cavernous Sinus Syndrome
 - Infection
- Differential Diagnosis ... Severe HA - Orbital ... #Differential #Diagnosis ... #Algorithm #Causes
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... evaluation for possible orbital ... ptosis, severe ophthalmoplegia ... Orbital Apex Syndrome ... Ophthalmicus #HZO #clinical
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... Algorithm Physiological ... Preganglionic - Ptosis, opthalmoplegia ... #Differential #Diagnosis ... #Algorithm #Causes