- Blind Spots in Vision (Scotoma)
- Blue or Grey Sclera (Connective Tissue Disorder Indicator)
- Blurry Vision (Blurred Vision / Amblyopia)
- Bulging Eyes (Exophthalmos / Proptosis)
- Colour Vision Changes (Dyschromatopsia)
- Curtain or Shadow Over Vision (Retinal Detachment)
- Dark Circles and Pigmentation Around Eyes
- Difficulty Focusing Near or Far (Refractive Error / Presbyopia)
- Distorted or Wavy Vision (Metamorphopsia)
- Double Vision (Diplopia)
- Droopy Eyelid (Ptosis)
- Dry Eyes (Keratoconjunctivitis Sicca / Dry Eye Disease)
- Eye Discharge (Ocular Discharge)
- Eye Pain or Pressure (Ocular or Orbital Pain)
- Eyelid Twitching (Myokymia)
- Eyes Turning Inward or Outward (Strabismus / Esotropia / Exotropia)
- Foreign Body Sensation After Corneal Procedure
- Foreign-Body Sensation (Grittiness / FB Sensation)
- Halos or Rings Around Lights (Halos / Glare)
- Increased Tearing or Mild Blurring During Recovery
- Infection or Inflammation After Surgery (Pain, Discharge, Vision Drop)
- Itchy or Burning Eyes (Ocular Irritation / Allergic Conjunctivitis)
- Light Sensitivity (Photophobia)
- Loss of Side Vision (Peripheral Vision Loss / Tunnel Vision)
- Loss of Vision (Partial or Complete)
- Mild Redness or Dryness After Eye Surgery
- Pale Inner Eyelids (Anemia)
- Poor Night Vision (Nyctalopia)
- Prominent Blood Vessels in Eyes (Hypertension or Vascular Disease)
- Red Eyes (Ocular Hyperaemia / Conjunctival Injection)
- Severe Eye Trauma (Injury / Corneal Laceration / Chemical Burn)
- Sudden Complete Vision Loss (Acute Retinal Occlusion / Stroke-Related)
- Sudden Flashes or Floaters (Photopsia / Vitreous Detachment)
- Swelling or Puffiness Around the Eyes (Periocular Edema)
- Temporary Vision Loss (Amaurosis Fugax / Transient Vision Loss)
- Unequal Pupil Size (Anisocoria)
- Watery Eyes (Epiphora)
- Xanthelasma (Cholesterol Deposits Around Eyes)
- Yellow Eyes (Jaundice : Bilirubin Elevation)