13 results
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Red Eye - Differential ... Subconjunctival hemorrhage ... : • Corneal abrasion ... Keratitis (i.e. corneal ... Diagnosis #table #causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
can be caused by ... Conjunctivitis, corneal ... cellulitis • Globe ... • Globe rupture ... • Corneal ulcer
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Subconjunctival Hemorrhage ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Diagnosis #Algorithm #Causes
Traumatic Iritis 
High pressure bottle cap to the eye = traumatic iritis + hyphema
This patient was
bottle cap to the eye ... struck in the eye ... , there was no corneal ... injury or globe ... Iritis #Clinical #Photo
A high-resolution 7.5- 10-MHz or higher linear array ultrasound transducer is used to perform an ocular
using a closed-eye ... to assess for globe ... rupture, vitreous hemorrhage ... #POCUS #ocular # ... #globe #rupture
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... Retrobulbar Fracture Globe ... Subconjunctival hemorrhage ... Diagnosis #Algorithm #Causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
• Examine both eyes ... a mass as the cause ... Functional • Corneal ... Cranial Nerve IV - Eye ... Trauma • Subdural Hemorrhage
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Corneal ... caustic exposure to eye ... detachment or hemorrhage ... caustic exposure to eye ... differential #diagnosis #causes
Enophthalmos, edematous circumferential subconjunctival hemorrhage and irregularly shaped pupil – all clues to an underlying globe
subconjunctival hemorrhage ... shaped pupil – all clues ... an underlying globe ... rupture #Clinical #Photo ... #Enophthalmos #Globe
Open Globe Injury on POCUS
Wood off of saw to the eye ==> significant edema, ecchymosis, bleeding
Open Globe Injury ... on POCUS Wood off ... of saw to the eye ... abnormal contour and hemorrhage ... POCUSaurusRex #Globe