posterior subcapsular cataract

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posterior subcapsular cataract

A doctor uses a slit-lamp microscope to examine a patient's posterior subcapsular cataract.

Definition

Noun: A type of cataract that forms on the back (posterior) surface of the lens, specifically within or just beneath the lens capsule. This opacity is located at the rear of the lens, near where light converges, and often causes significant visual disturbances such as glare and reduced near vision more quickly than other cataract types.

Usage

This is a specific medical term used in ophthalmology and general healthcare to diagnose and describe a particular form of lens opacity. - The ophthalmologist diagnosed the patient with a posterior subcapsular cataract. - Symptoms of a posterior subcapsular cataract often include noticeable glare from headlights or bright sunlight.

Advanced Usage
  • The term is often used in clinical assessments and surgical planning. It may be abbreviated as PSC in medical notes.
  • It is frequently discussed in the context of risk factors, such as prolonged use of corticosteroid medications, diabetes, or ocular inflammation.
Variants and Related Words
  • Cataract (n): The general term for a clouding of the eye's lens.
  • Posterior (adj): Situated at or toward the back or rear.
  • Subcapsular (adj): Located beneath a capsule, especially the lens capsule.
  • PSC: A common medical abbreviation for this condition.
Synonyms
  • PSC cataract (Abbreviated form)
  • Subcapsular cataract (A broader term, though it can refer to anterior or posterior forms; context specifies "posterior")
Different Meanings

This term has a single, specific meaning in medical terminology. It does not have other general definitions.

Notes
  • This is a compound noun. The explanation focuses on the defined term "posterior subcapsular cataract" as a single clinical entity.
  • It is not typically used in idioms or phrasal verbs due to its highly technical nature.
posterior subcapsular cataract

A doctor uses a slit-lamp microscope to examine a patient's posterior subcapsular cataract.

Noun
  1. a cataract in the rear of the lens capsule