22 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
production -> Corneal ... and cornea, typically ... ) • Bitot's spots ... blindness) • Corneal ... dryness of the cornea
Red Eye - Differential Diagnosis
Lids:
 • Stye (a.k.a. hordeolum)
 • Chalazion
 • Blepharitis
 • Periorbital cellulitis
Conjunctiva
Periorbital cellulitis Conjunctiva ... hemorrhage • Dry eyes Cornea ... : • Corneal abrasion ... Keratitis (i.e. corneal ... #table #causes
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 ... Conjunctiva/Sclera ... Cornea 5. ... Trauma Cornea ... Keratitis • Corneal
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
- Differential Diagnosis ... Surface Injury: • Corneal ... Laceration • Conjunctiva ... hemorrhage • Cornea ... #Algorithm #Causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... Conjunctivitis, corneal ... Blepharitis Cornea ... • Corneal ulcer ... #differential #diagnosis
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
Posterolateral Corner ... posterolateral corner ... is difficult to diagnose ... posterolateral corner ... Posterolateral #Corner
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
- Differential Diagnosis ... • Congenital Corneal ... responsive to treatment ... #Differential #Diagnosis ... #Algorithm #Causes
Bitot's Spots- A 4-year-old boy was brought by his father to the ophthalmology clinic with a
examination, the conjunctivae ... near the outer corners ... epithelial metaplasia caused ... deficiency can also cause ... as a result of corneal
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
dryness of the conjunctiva ... and cornea), poor ... • Thiamine - Nausea ... function, diarrhea • Copper ... #differential #diagnosis
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
posterolateral corner ... Positive #Clinical #Video ... #PhysicalExam #Sports ... #Orthopedics #Knee