Mnemonics: Cornea
Layers of the Cornea (Anterior to Posterior)
What needs to be memorized: The 5 layers of the cornea from front to back - Epithelium, Bowman's layer, Stroma, Descemet's membrane, Endothelium
Mnemonic: "Everyone Brings Samosa During Exams"
🔗 The Breakdown:
- Everyone → Epithelium
- Brings → Bowman's layer
- Samosa → Stroma (substantia propria)
- During → Descemet's membrane
- Exams → Endothelium
Causes of Band Keratopathy
What needs to be memorized: Hypercalcemia, Chronic uveitis, Phthisis bulbi, Interstitial keratitis, Silicone oil
Mnemonic: "Holi Celebrations Produce Incredible Scenes"
🔗 The Breakdown:
- Holi → Hypercalcemia
- Celebrations → Chronic uveitis
- Produce → Phthisis bulbi
- Incredible → Interstitial keratitis
- Scenes → Silicone oil (in anterior chamber)
Causes of Interstitial Keratitis
What needs to be memorized: Syphilis (Congenital), Tuberculosis, Leprosy, Viral (Herpes), Cogan's syndrome
Mnemonic: "Students Take Long Vacation Classes"
🔗 The Breakdown:
- Students → Syphilis (most commonly congenital)
- Take → Tuberculosis
- Long → Leprosy
- Vacation → Viral (HSV, EBV)
- Classes → Cogan's syndrome
Features of Keratoconus (Diagnostic Signs)
What needs to be memorized: Munson's sign, Fleischer's ring, Vogt's striae, Scissoring reflex on retinoscopy
Mnemonic: "My Father Visits School"
🔗 The Breakdown:
- My → Munson's sign (V-shaped indentation of lower lid on downgaze)
- Father → Fleischer's ring (iron deposition at base of cone)
- Visits → Vogt's striae (vertical stress lines in stroma)
- School → Scissoring reflex (on retinoscopy)
Indications for Keratoplasty (Corneal Transplant)
What needs to be memorized: Optical, Therapeutic, Tectonic, Cosmetic
Mnemonic: "Our Tuition Teacher Cares"
🔗 The Breakdown:
- Our → Optical (to improve vision)
- Tuition → Therapeutic (to treat infection/disease)
- Teacher → Tectonic (to restore corneal anatomy/integrity)
- Cares → Cosmetic (for appearance)
Hutchinson's Triad (Congenital Syphilis)
What needs to be memorized: Interstitial Keratitis, Hutchinson's teeth (notched incisors), 8th nerve Deafness
Mnemonic: "Indian Trains Delayed"
🔗 The Breakdown:
- Indian → Interstitial Keratitis
- Trains → Teeth (Hutchinson's - notched permanent upper incisors)
- Delayed → Deafness (8th cranial nerve/labyrinthine disease)
Causes of Crystalline Keratopathy
What needs to be memorized: Cystinosis, Multiple myeloma/Monoclonal gammopathy, Schnyder's dystrophy, Infectious crystalline keratopathy, Gout
Mnemonic: "Chai Makes Students Instantly Glad"
🔗 The Breakdown:
- Chai → Cystinosis
- Makes → Multiple myeloma/Monoclonal gammopathy
- Students → Schnyder's corneal dystrophy
- Instantly → Infectious crystalline keratopathy (Streptococcus)
- Glad → Gout (urate crystals)
Causes of Corneal Opacity (Leukoma)
What needs to be memorized: Healed corneal ulcer, Perforating trauma, Chemical injury, Interstitial keratitis, Congenital anomalies
Mnemonic: "Happy Parents Create Intelligent Children"
🔗 The Breakdown:
- Happy → Healed corneal ulcer
- Parents → Perforating trauma
- Create → Chemical injury/burn
- Intelligent → Interstitial keratitis
- Children → Congenital (Peters anomaly, sclerocornea)
