Other anomalies of pupillary function Save
ICD-10 code: H57.09
Chapter: Diseases of the eye and adnexia
Other Anomalies of Pupillary Function
Pupillary function is an important aspect of the human body that helps regulate the amount of light entering the eye. The size of the pupil can indicate changes in the physiological and psychological state of an individual. However, there are other anomalies of pupillary function that can affect this important function of the eye.
- Adie's Pupil: Adie's pupil is a unilateral or bilateral condition that causes the pupil to be dilated and poorly responsive to light. It is caused by damage to the ciliary ganglion and results in a delayed constriction of the pupil.
- Holmes-Adie Syndrome: Holmes-Adie syndrome is a rare neurological disorder that affects the pupil and causes it to be dilated and poorly responsive to light. It is often accompanied by other symptoms such as muscle weakness, decreased reflexes, and autonomic dysfunction.
- Horner's Syndrome: Horner's syndrome is a condition that affects the sympathetic nervous system and causes the pupil to constrict. It is often accompanied by other symptoms such as drooping of the eyelid, decreased sweating on one side of the face, and a constricted blood vessel in the affected eye.
- Iris Coloboma: Iris coloboma is a congenital anomaly that results in a hole or gap in the iris. It can affect the shape and size of the pupil and can cause visual impairment depending on the size and location of the coloboma.
Other anomalies of pupillary function can include anisocoria (unequal pupil size), tonic pupil (a pupil that reacts slowly to light), and pharmacological pupil dilation (dilation of the pupil due to medication or drugs). These anomalies can be caused by a variety of factors such as trauma, infection, neurological disorders, and genetic conditions.
It is important to monitor any changes in pupillary function and seek medical attention if there are any concerns. An ophthalmologist or neurologist can perform tests to diagnose the underlying cause of the anomaly and determine appropriate treatment options.