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Hemifacial Microsomia in a Cat.

R B Song¹, M Kent², E N Glass¹

¹Department of Neurology and Neurosurgery, Red Bank Veterinary Hospital, Compassion First Pet Hospitals, Tinton Falls, NJ, USA.

Anatomia, Histologia, Embryologia

|July 19, 2017

Summary

This summary is machine-generated.

This study reports the first case of feline hemifacial microsomia, a rare congenital condition causing facial asymmetry. The condition affected bony and soft tissues, alongside neurological deficits in a young cat.

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Area of Science:

Veterinary Medicine
Developmental Biology
Comparative Pathology

Background:

Congenital malformations can affect various species, impacting development and quality of life.
Hemifacial microsomia (HFM) is a rare developmental anomaly primarily reported in humans, involving underdevelopment of facial structures.
Understanding the etiology and presentation of HFM in animals is crucial for diagnosis and management.

Observation:

A 7-month-old domestic medium hair cat exhibited significant facial asymmetry on the right side.
The asymmetry involved bony and soft tissues, including the maxilla, nose, eye, and ear pinna.
Neurological deficits affecting the facial and vestibulocochlear nerves were noted on the affected side.

Findings:

The clinical presentation suggested a congenital malformation involving the first and second embryologic pharyngeal arches.
This case represents the first reported instance of hemifacial microsomia in a feline patient.
The findings highlight a potential parallel in developmental anomalies between feline and human patients.

Implications:

This case expands the known spectrum of congenital craniofacial abnormalities in domestic animals.
It provides a basis for further research into the genetic and developmental factors underlying feline HFM.
Accurate diagnosis and understanding of HFM in cats can improve clinical management and owner counseling.