44 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
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Atraumatic Red Eye ... Subconjunctival Hemorrhage ... Conjunctivitis • Corneal ... • Keratitis/Corneal ... Diagnosis #Algorithm #Causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Red Eye - Differential ... can be caused by ... Conjunctivitis, corneal ... • Corneal ulcer ... #Red #eye #Conjunctivitis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
VI palsy is a red ... • Examine both eyes ... Functional • Corneal ... Trauma • Subdural Hemorrhage ... Diagnosis #Algorithm #Causes
Vitreous Hemorrhage on Ocular POCUS

Binocular vision loss - think cortical blindness, opt for CT/MRI
Monocular vision loss
Vitreous Hemorrhage ... on Ocular POCUS ... think intrinsic eye ... #Ocular #POCUS ... #clinical #ultrasound
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye ... Surface Injury: • Corneal ... Subconjunctival hemorrhage ... Retina: Tear, hemorrhage ... Diagnosis #Algorithm #Causes
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Orbital hemorrhage ... cavernous fistula Red ... • Fevers • Eye ... pain • Eye redness ... Unilateral #Bilateral #Causes
A high-resolution 7.5- 10-MHz or higher linear array ultrasound transducer is used to perform an ocular
higher linear array ultrasound ... using a closed-eye ... rupture, vitreous hemorrhage ... #POCUS #ocular # ... detachment #vitreous #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
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Secondary Headaches - Red ... unilateral • Around Eye ... Eye, Stuffy Nose ... - Subarachnoid Hemorrhage ... #differential #causes