What are the common symptoms of palatal defects in dogs and cats?

Common symptoms include recurrent sneezing or nasal discharge, coughing or choking during eating or drinking, food or liquid coming out of the nose, and decreased activity or appetite. If symptoms persist, a veterinary examination is recommended.

What tests will the vet perform at the clinic?

The vet will usually begin with a physical examination of the mouth and respiratory system, and if necessary arrange blood tests, X-rays, or advanced imaging (CT/MRI) and discharge culture to identify the cause.

How can I prepare useful information at home before the visit?

It is recommended to record the onset and frequency of symptoms, take videos of eating and breathing, weigh your pet daily, and bring medication and vaccination records; if there is discharge, collect a small sample to bring in for testing.

What follow-up is needed after treatment?

After receiving medication or surgical treatment based on examination results, dietary adjustments, discharge cleaning, and regular vet visits are usually required, along with scheduled follow-up imaging or cultures to assess treatment response.

How much do the tests and treatment usually cost?

Costs vary by clinic and region — ask your vet for an estimate before proceeding.

Disease Guide

Palatal Defects in Dogs & Cats: Symptoms, Diagnosis & Care [2025]

Palatal defects include congenital cleft palate and acquired defects that allow food to enter the nasal cavity, requiring surgical repair.

Take 1 minute to check the symptoms first

Last updated: 2026/01/06

Pethealthmap Editorial Team

Sources: WSAVA, AAHA, National Taiwan University Veterinary Hospital

When to See a Vet

Seek immediate emergency care

•Obvious difficulty breathing with frequent open-mouth breathing
•Large amounts of food flowing out through the nose while eating
•Sudden severe lethargy or inability to remain standing

Schedule a clinic visit soon (within 24–72 hours)

•Persistent nasal discharge or unilateral nasal congestion lasting more than two days
•Occasional choking or food regurgitation while eating
•Weight loss or noticeably reduced appetite lasting more than three days

01What Symptoms Indicate a Problem?

Palatal defects affect the integrity of the nasal and oral cavities, often causing abnormal breathing or eating. Early observation helps you seek veterinary evaluation sooner.

Lethargy or reduced activity, with changes in sleep or social interaction
Coughing, choking, or difficulty swallowing during eating or drinking
Persistent or recurrent sneezing and nasal discharge, possibly on one or both sides
Food or liquid coming out of the nose while eating or drinking
Weight loss or decreased appetite affecting daily activity and body condition
If symptoms persist or worsen, arrange a specialist evaluation promptly

Seek emergency care immediately if you notice the following symptoms:

⚠️ Breathing becomes noticeably faster than usual or open-mouth breathing develops
⚠️ Continuous heavy nasal discharge with a foul odour or blood
⚠️ Unable to eat normally or persistently refusing food

02How Can You Assess Abnormalities at Home? Key Observations & When to Seek Emergency Care

Recording specific details at home helps your vet assess disease progression and plan the necessary tests.

Note when symptoms started, how often they occur, and any trends (keep a daily log)
Count daily coughing or sneezing episodes and note the circumstances of each
Record video of eating and drinking (from the side and front) for your vet's reference
Weigh your pet daily and track changes in appetite, elimination, and activity
If there is discharge or vomit, collect a small sample and take photos for reference
If symptoms persist, seek a clinic offering imaging and specialist assessment as soon as possible

03How Will the Vet Diagnose? Common Diagnostic Tests

At the clinic, the vet will perform a systematic examination and order imaging or lab tests as needed to identify the cause and formulate a treatment plan.

Physical examination

visual inspection and palpation of the mouth, palate, nasal cavity, and respiratory system

Complete blood count and biochemistry panel

to evaluate for infection or metabolic issues

X-ray

to check for abnormalities in the nasal cavity, upper airways, and dental structures

Discharge examination and bacterial culture

to identify infectious agents or microorganisms

Advanced imaging (CT or MRI)

for complex palatal or nasal cavity lesion assessment

It is recommended to seek a clinic with imaging capabilities and specialist evaluation

04How to Treat and Care After Diagnosis? Medications, Diet & Care Guide

Treatment is determined by examination results and may include medication or surgery; home care and follow-up after surgery or conservative treatment are important.

Follow medication or surgical repair treatment based on examination findings and attend follow-up visits as advised
In the short term, use soft food or smaller, more frequent meals to reduce choking and regurgitation risk
Clean nasal and oral discharge at home and maintain a clean, comfortable sleeping position
Schedule follow-up imaging or cultures as directed to assess treatment response
Attend regular check-ups as directed and seek specialist referral or rehabilitation if needed

05What to Prepare Before the Vet Visit? Key Information to Help Your Vet Identify the Cause Quickly

Bring a record of when symptoms started and how they have changed (notes or a table)

Prepare video footage of eating, coughing, or nasal discharge for the vet to review

Record your pet's recent diet, changes in appetite, and details of elimination

List any medications, supplements, and vaccination records used recently

If there is nasal discharge or vomit, bring a small sample in a container for testing

Use a secure carrier and contact a clinic with imaging capabilities in advance to book an appointment

This content is for reference only and cannot replace a professional veterinary diagnosis. If your pet shows signs of illness, please seek veterinary care promptly.