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Puppy First, Health First

†NH, NY, RI, SC and TN residents excluded.

Maltese health overview

The big picture

Lifespan and outlook

12–15years

Maltese typically live 12–15 years, and most enjoy long lives as healthy little companions.

The breed's parent club, the American Maltese Association, describes a healthy breed whose main expected problems come with age: cataracts, heart murmurs and dental work.

Everyday habits

A few everyday habits do much of the work.

  • Keep your Maltese lean, walk it on a harness and brush its teeth every day.
  • Regular checkups let your vet keep an eye on the heart, knees, eyes and teeth.

Maltese are known to be prone to a handful of conditions, and most are easier to manage when they are caught early.

This page explains each one in plain words: what it is, what you might notice and what you can do.

Common Maltese health conditions

Worth knowing

This list is not exhaustive or official. Keep asking your veterinarian as your puppy grows.

01

Kneecaps

A slipping kneecap (patellar luxation) pops out of its groove, usually toward the inside of the leg. Among Maltese checked by the Orthopedic Foundation for Animals (OFA), which keeps the results owners send in, about 5 in 100 had an abnormal knee result.

What you might notice

Watch for a limp on a back leg, and ask your vet to feel the knees at routine visits.

What you can do

Most affected Maltese have milder grades, and a lean weight and fewer jumps help protect the knees.

02

Windpipe and breathing

In tracheal collapse, the windpipe weakens and narrows over time, usually from middle age.

What you might notice

A honking cough, a bit like a goose, is the usual sign.

What you can do

Walk your Maltese on a harness instead of a neck collar and keep it lean, because pressure on the neck can set off the cough.

03

Liver blood flow

A liver shunt is a blood vessel, present from birth, that lets blood bypass the liver. Many Maltese also have microvascular dysplasia, a milder blood-flow difference inside the liver that almost never causes signs.

What you might notice

Signs of a shunt usually show in young dogs, so a bile acids blood test from 4 months of age is the usual first check.

What you can do

A high result needs more tests to tell the two apart, and your vet checks the liver before any planned surgery.

04

Heart

In patent ductus arteriosus, a blood vessel near the heart that should close after birth stays open.

What you might notice

Your vet hears it as a constant murmur, so a careful listen at the first puppy visits matters.

What you can do

If your vet hears a murmur, the next step is a heart scan (echocardiogram).

05

Eyes

A cataract is a clouding of the lens inside the eye, and in the Maltese it mostly comes with age. Eye specialists found significant cataracts in about 1 in 10 of the Maltese they examined.

What you might notice

Watch for cloudiness in an eye, and have the eyes checked at senior exams.

What you can do

A veterinary eye specialist (ophthalmologist) can examine the eyes at any age.

06

Teeth and gums

Small mouths build up tartar easily, and gum disease, crowded teeth and baby teeth that stay in are common in toy breeds like the Maltese.

What you might notice

Check the mouth as the adult teeth come in, and show your vet any baby tooth that stays put.

What you can do

Brush the teeth every day if you can, and plan professional cleanings when your vet advises.

Questions about a Maltese puppy?
Talk to a puppy concierge about your family — it's free. Daily, 9AM–11PM EST.

Less common conditions in the Maltese

Less common

Brain inflammation (necrotizing meningoencephalitis) needs a vet right away at sudden signs such as seizures, circling or loss of balance.

Low blood sugar can affect tiny puppies until about 3–4 months, and most grow out of it.

Legg-Calvé-Perthes disease, where the top of the thigh bone loses its blood supply, can cause a back-leg limp in young dogs.

Fluid on the brain (hydrocephalus) is present from birth and more likely in puppies with a very round skull.

Fluid pockets in the spinal cord linked to skull shape (Chiari-like malformation and syringomyelia) have been reported in the breed.

Long-term gut inflammation (inflammatory bowel disease), sometimes with protein loss through the gut, can affect the breed.

A testicle that fails to come down (cryptorchidism) is not uncommon in males, and your vet checks for it.

Heart

A worn heart valve (mitral valve disease) often causes a murmur once a Maltese reaches double digits in age.

An underactive thyroid (hypothyroidism) turns up in the breed from time to time.

Extra eyelashes along the eyelid edge (distichiasis) occur in the breed, and an eyelid check at the vet picks them up.

Maltese DNA tests

DNA tests

How it works

A cheek-swab DNA test works at any age. For the Maltese, it can check for glycogen storage disease type Ia, an inherited illness first found in Maltese puppies that causes dangerously low blood sugar. The parent club regards it as very uncommon.

Possible results

Results come back as clear, carrier or at risk. A carrier has one copy of the gene change and stays healthy. Some test panels also look for a gene change linked to early wear of the spinal discs (CDDY). That result is a risk factor, not a diagnosis: a dog with it may never develop disc problems.

Maltese vet checkups

Checkups your dog will get

Puppy visits
  • At the first visits, your vet listens carefully to the heart, feels the knees and checks the bite and baby teeth.
  • Puppy shots continue until the series is complete, usually at about 16 weeks, as your vet advises.
  • Ask your vet when to run the bile acids blood test that screens for a liver shunt.
  • In a male, your vet checks that both testicles have come down.
Young adult
  • Baby teeth that stayed in are often removed during the spay or neuter surgery.
  • Mention any back-leg limp, any sudden change in how your dog moves or acts, and any trembling of the whole body.
Adult
  • Book a yearly exam that includes a listen to the heart, a knee check and a dental check.
  • Plan professional tooth cleanings as your vet advises, and mention any honking cough.
Senior
  • Your vet listens for a new heart murmur, which is not unusual in older Maltese, and follows one up with a heart workup.
  • Senior exams also check the eyes for cataracts and keep dental care on track.

Maltese life stages

Care plan by life stage

Stage 1

8 weeks to 6 months

  • Feed small meals often, keep the puppy warm and rested, and keep a glucose gel on hand.
  • Walk on a harness from the start.
  • At the first vet visit, ask for a careful heart check and a date for bile acid screening.
  • Prevent falls from furniture and steps, and supervise young children.
  • Watch the adult teeth come in.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 2

6 to 18 months

  • Have any retained baby teeth removed, often at the time of spay or neuter.
  • Start daily tooth brushing.
  • Watch for sudden changes in how your dog moves or behaves, and for whole-body trembling (white shaker syndrome), which usually begins between 9 months and 3 years.
  • Watch for back-leg limping, from the knees or from Legg-Calvé-Perthes disease.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 3

Adult (about 2 to 9 years)

  • Brush daily, care for the teeth, and book professional cleanings as needed.
  • Keep your Maltese lean to protect the knees and windpipe.
  • Keep walking on a harness, and mention any goose-honk cough to your vet.
  • Book a yearly exam that includes listening to the heart.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
Stage 4

Senior (about 9 years and older)

  • Listen for new heart murmurs, with a heart workup if one is found.
  • Have the eyes checked for cataracts.
  • Keep up dental cleanings and any needed extractions.
  • Monitor coughing and stamina.
Questions at any stage? Talk to a puppy concierge.(888) 729-8812
1

8 weeks to 6 months

  • Feed small meals often, keep the puppy warm and rested, and keep a glucose gel on hand.
  • Walk on a harness from the start.
  • At the first vet visit, ask for a careful heart check and a date for bile acid screening.
  • Prevent falls from furniture and steps, and supervise young children.
  • Watch the adult teeth come in.
2

6 to 18 months

  • Have any retained baby teeth removed, often at the time of spay or neuter.
  • Start daily tooth brushing.
  • Watch for sudden changes in how your dog moves or behaves, and for whole-body trembling (white shaker syndrome), which usually begins between 9 months and 3 years.
  • Watch for back-leg limping, from the knees or from Legg-Calvé-Perthes disease.
3

Adult (about 2 to 9 years)

  • Brush daily, care for the teeth, and book professional cleanings as needed.
  • Keep your Maltese lean to protect the knees and windpipe.
  • Keep walking on a harness, and mention any goose-honk cough to your vet.
  • Book a yearly exam that includes listening to the heart.
4

Senior (about 9 years and older)

  • Listen for new heart murmurs, with a heart workup if one is found.
  • Have the eyes checked for cataracts.
  • Keep up dental cleanings and any needed extractions.
  • Monitor coughing and stamina.

Maltese vet costs

Planning for Maltese vet costs

These are typical published costs for treating what a Maltese vet exam looks at and the conditions the breed is known to be prone to. Each range shows where it comes from and when, and your own vet's estimate will differ.

On the exam Eyes
Eyes: typical published costs
ItemTypical costPerSourceYear
Specialist's first exam (consultation fee only)$198–$350per visitat US veterinary teaching hospitals (Michigan, Missouri, Tennessee)2023–2026
Eye tests before cataract surgery (ERG and eye ultrasound)$500–$1,300per workupat US veterinary teaching hospitals (Missouri, Tennessee)2025–2026
Cataract surgery, one eye$3,800–$5,500per eyeat one US veterinary teaching hospital (Missouri)2023–2025
Cataract surgery, both eyes under one anesthetic$5,600–$6,700at one US veterinary teaching hospital (Missouri)2025
See it in the exam →
On the exam Kneecaps
Kneecaps: typical published costs
ItemTypical costPerSourceYear
Specialist's first exam (consultation fee only)$198–$350per visitat US veterinary teaching hospitals (Michigan, Missouri, Tennessee)2023–2026
See it in the exam →
Known condition Congenital portosystemic shunt
Congenital portosystemic shunt: typical published costs
ItemTypical costPerSourceYear
Liver shunt workup (before any surgery)$1,622–$3,937per workupat one US veterinary teaching hospital (Tennessee)2026
Liver shunt surgery, shunt outside the liver (workup and surgery)$5,408–$7,571per procedureat one US veterinary teaching hospital (Tennessee)2026
Liver shunt surgery, shunt inside the liver, open surgery (workup and surgery)$6,685–$9,605per procedureat one US veterinary teaching hospital (Tennessee)2026
Liver shunt closure with coils through a vein (workup and procedure)$10,600–$12,309per procedureat one US veterinary teaching hospital (Tennessee)2026
Read about this condition →
Known condition Tracheal collapse
Tracheal collapse: typical published costs
ItemTypical costPerSourceYear
Collapsing trachea workup (before a stent)$2,000–$3,500per workupat one US veterinary teaching hospital (Missouri)2023
Tracheal stent placement$3,200–$3,600per procedureat one US veterinary teaching hospital (Missouri)2023
Tracheal stent, workup and placement together$5,900–$6,500per procedureat one US veterinary teaching hospital (Missouri)2023
Read about this condition →
Pet insurance is highly recommended.Insurance options ↓

Maltese pet insurance

Planning for pet insurance

When you are ready to compare plans, here is one option for Pawrade buyers.

MetLife Pet Insurance

MetLife Pet Insurance · 1 month included with every puppy†

Only with Pawrade, you receive a pet insurance policy with no waiting period included for immediate accident or illness coverage, 1 month, with every puppy.† You activate it by calling MetLife; instructions arrive with your travel details. Continuing MetLife coverage after the first month is strongly recommended.

View the MetLife 30-day offer →

†NH, NY, RI, SC and TN residents excluded. Activated by calling MetLife; coverage begins immediately following policy activation. See the offer for full terms.

Whichever plan you look at, read the policy before you buy. Check the waiting periods, how it defines a pre-existing condition, and its deductible, reimbursement percentage and annual limit.

Waiting periods, compared

A waiting period is how long after you buy a pet insurance policy before a claim counts.

Waiting periods, compared
Policy Accidents Illness Joints
MetLife policy included with your Pawrade puppy† None None None
MetLife, bought directly None 14 days Not listed
Industry standard 0–14 days 14–30 days 6–12 months
Nationwide 14 days 14 days Not listed
Trupanion 5 days 30 days 30 days
Embrace 2 days 14 days 6 months
Figo 1 day 14 days Not listed
Waiting periods vary by state; your policy governs. NerdWallet, "Pet Insurance Waiting Periods", 2025 Trupanion, "When does my coverage begin?", as posted 2026 MetLife Pet Insurance, "30-day offer", 2025

Maltese Veterinary Health Report

What the Veterinary Health Report checks

What the exam covers →

The breeder's licensed vet checks your puppy before it goes home. The vet follows PetPay's exam standards, and the results go in your puppy's Veterinary Health Report.

  1. 1Puppies must be at least 8 weeks old and weigh at least 2 lb before they travel.
  2. 2If the vet finds something that could put your puppy at risk during travel, your puppy stays with the breeder until it's resolved.
  3. 3Problems that can be treated before travel are treated by the breeder's licensed vet first.
  4. 4Anything else the vet notes is shared with you.
PetPay Veterinary Health Report form

16 areas checked on the exam

Closer look for MaltesesOn every puppy's report
Closer look for Malteses
On every puppy's report
Heart Breathing Temperature, pulse and breathing rate Eyes Ears and hearing Mouth and bite Skin and coat Kneecaps Hips Hernias Soft spot on the skull Body condition and weight Reproductive organs History of vomiting or diarrhea Stool test for parasites Past surgery and notes
Closer look for Malteses
Focus

Heart

What the vet checks

The vet listens to the heart for a murmur.

Maltese note

Maltese can be born with an open blood vessel near the heart (patent ductus arteriosus), which makes a distinctive murmur. A murmur is usually followed up with a heart scan (echocardiogram).

Focus

Eyes

What the vet checks

The vet checks the eyes for extra lashes and watery discharge.

Maltese note

In a Maltese, a tear duct opening that never formed can cause constantly watery eyes. Eyelids that roll inward are something to watch for as your puppy grows.

Focus

Bite and mouth

What the vet checks

The vet looks in the mouth to see how the teeth meet, and a slightly undershot bite is no cause for worry in a pet.

Focus

Kneecaps

What the vet checks

The vet feels each knee to check that the kneecap stays in place.

Maltese note

A slipping kneecap (patellar luxation) runs in the breed, and a lean weight helps protect the knees.

Focus

Testicles

What the vet checks

In a male puppy, the vet feels for both testicles, which in toy puppies can drop a little later and are checked again as the puppy grows.

FocusHeart
What the vet checks

The vet listens to the heart for a murmur.

Maltese note

Maltese can be born with an open blood vessel near the heart (patent ductus arteriosus), which makes a distinctive murmur. A murmur is usually followed up with a heart scan (echocardiogram).

FocusEyes
What the vet checks

The vet checks the eyes for extra lashes and watery discharge.

Maltese note

In a Maltese, a tear duct opening that never formed can cause constantly watery eyes. Eyelids that roll inward are something to watch for as your puppy grows.

FocusBite and mouth
What the vet checks

The vet looks in the mouth to see how the teeth meet, and a slightly undershot bite is no cause for worry in a pet.

FocusKneecaps
What the vet checks

The vet feels each knee to check that the kneecap stays in place.

Maltese note

A slipping kneecap (patellar luxation) runs in the breed, and a lean weight helps protect the knees.

FocusTesticles
What the vet checks

In a male puppy, the vet feels for both testicles, which in toy puppies can drop a little later and are checked again as the puppy grows.

Honest limits

Puppies grow and change quickly, and their immune systems are still developing, so no exam can find everything. The Veterinary Health Report is a strong early look at your puppy and a written starting point that your own vet builds on.

Once your puppy is home
  • At your first vet visit, ask for a careful listen to the heart and when to screen for a liver shunt.
  • Your puppy's vaccination and deworming records are separate documents that travel with your puppy.
  • Bring them, with the Veterinary Health Report, to your first visit so your vet starts from the same record.
  • Before travel, every puppy follows PetPay's vaccination and deworming schedule as far as its age allows.
  • Bordetella and corona are given at the vet's discretion, and no vaccine is given within 3 days of travel.
  • Rabies is given by a licensed vet on the schedule your state requires.
  • Your own vet completes the series.
  • As the adult teeth come in, have your vet remove any baby teeth that do not fall out.
  • Once your Maltese is grown, a yearly exam with a listen to the heart and a dental check keeps you ahead of most problems.

Maltese puppy health guarantee

Health guarantee

Every Pawrade puppy comes with a health guarantee administered by PetPay, independent of the seller. The terms are on the health guarantee page.

Health guarantee terms →

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Frequently asked questions about Maltese health

Frequently asked questions

Most Maltese live long lives, and a handful of conditions run in the breed that everyday care and checkups help with. They include a slipping kneecap (patellar luxation), a weak windpipe (tracheal collapse) and a liver shunt (portosystemic shunt). A heart defect from birth (patent ductus arteriosus), brain inflammation (necrotizing meningoencephalitis) and cataracts complete the list. A lean weight, a harness, daily tooth care and a vet who listens to the heart and checks the liver help you stay ahead of them.

Tracheal collapse is a weak, narrowing windpipe that causes a honking cough, usually from middle age. A harness helps, because pressure on the neck from a collar can set off the cough.

A liver shunt is a blood vessel present from birth that lets blood bypass the liver. A bile acid blood test from 4 months of age screens for it, so ask your vet about the timing. A high result needs more tests, because many Maltese have a milder liver blood-flow difference (microvascular dysplasia) that also raises it.

Hypoglycemia is low blood sugar, a risk in tiny puppies from weaning to about 3–4 months that most outgrow. Feed small meals often, keep the puppy warm and rested, and keep a glucose gel on hand to rub on its gums if it seems weak.

A cheek-swab test checks for glycogen storage disease type Ia, an inherited illness first found in Maltese puppies. Some panels also report a gene change linked to early wear of the spinal discs (CDDY).

A carrier has one copy of the gene change and stays healthy. A risk result is not a diagnosis, and a dog with the disc-disease risk change may never develop disc problems.

Maltese typically live 12–15 years. In the senior years, checkups that listen for a new heart murmur and look for cataracts help your vet catch changes early.

Older Maltese do best with a vet who listens for new heart murmurs and checks the eyes for cataracts. Keep up dental cleanings, and mention any cough or loss of stamina.

Brush them often, ideally every day, and plan professional cleanings, because toy mouths are prone to tartar and gum disease. Baby teeth that do not fall out, especially the canines, should be removed by a vet.

When to spay or neuter is a decision to make with your own vet, because it depends on your dog. Any baby teeth that stayed in are often removed during that surgery.

Keep your Maltese lean, walk it on a harness, care for its teeth every day and book a yearly exam that includes a listen to the heart.

Sources52 references · 20 groups
AKC
  • Accessed 2026 · Official Standard of the Maltese
  • 2026 · A Complete Guide To Puppy Vaccinations
  • 2026 · Is the Maltese a Good Fit for You?
American Maltese Association
  • Accessed 2026 · Luxated Patellas | American Maltese Association
  • Accessed 2026 · Dental Issues | American Maltese Association
  • Accessed 2026 · White Shaker Dog Syndrome | American Maltese Association
  • Accessed 2026 · Legge-Calve-Perthes Disease (LCPD) | American Maltese Association
  • Accessed 2026 · Collapsed Trachea | American Maltese Association
  • Accessed 2026 · Reverse Sneezing | American Maltese Association
  • Accessed 2026 · Liver Shunt/Microvascular Dysplasia | American Maltese Association
  • Accessed 2026 · Patent Ductus Arteriosus – PDA | American Maltese Association
  • Accessed 2026 · Eye Diseases | American Maltese Association
  • Accessed 2026 · Heart Murmurs in Older Maltese | American Maltese Association
  • Accessed 2026 · General Maltese Information | American Maltese Association
  • Accessed 2026 · Retained Testicles, Cryptorchidism | American Maltese Association
  • Accessed 2026 · Hypoglycemia | American Maltese Association
  • Accessed 2026 · 12 Weeks Worth The Wait! | American Maltese Association
  • Accessed 2026 · Encephalitis in Maltese (GME) | American Maltese Association
  • Accessed 2026 · Hydrocephalus | American Maltese Association
  • 2022 · PLE, IBD, Lymphangiectasia | American Maltese Association
  • Accessed 2026 · Inflammatory Bowel Disease (IBD) | American Maltese Association
  • Accessed 2026 · Hypothyroidism | American Maltese Association
  • Accessed 2026 · Glycogen Storage Disease (GSD) | American Maltese Association
OFA
  • 2021 · Disease Statistics by Breed | OFA
  • 2021 · Browse By Breed | OFA
  • 2021 · Serum Bile Acid Disease | OFA
  • ACVO Genetics Committee · Accessed 2026 · Ocular disorders presumed to be inherited in purebred dogs
  • 2021 · Legg-Calve-Perthes | OFA
Frontiers in Veterinary Science
  • Kim et al. · 2024 · A retrospective study of tracheal collapse in small-breed dogs: 110 cases (2022–2024) · Frontiers in Veterinary Science · PMID 39205804
  • Knowler et al. · 2018 · Morphogenesis of Canine Chiari Malformation and Secondary Syringomyelia: Disorders of Cerebrospinal Fluid Circulation · Frontiers in Veterinary Science · PMID 30101146
PLoS ONE
  • Brambilla et al. · 2020 · Epidemiological study of congenital heart diseases in dogs: Prevalence, popularity, and volatility throughout twenty years of clinical practice · PLoS ONE · PMID 32716943
Journal of Veterinary Internal Medicine
  • Saunders et al. · 2013 · Long‐Term Outcome in Dogs with Patent Ductus Arteriosus: 520 Cases (1994–2009) · Journal of Veterinary Internal Medicine · PMID 24372855
  • Kiviranta et al. · 2017 · Syringomyelia and Craniocervical Junction Abnormalities in Chihuahuas · Journal of Veterinary Internal Medicine · PMID 28892202
The Journal of Small Animal Practice
  • Jemmett et al. · 2026 · Risk assessment of canine periodontal disease: insights from owner‐reported health questionnaires · The Journal of Small Animal Practice · PMID 41856678
VCA Animal Hospitals
  • 2026 · Maltese | VCA Animal Hospitals
  • 2024 · Persistent Deciduous Teeth (Baby Teeth) in Dogs | VCA Animal Hospitals
  • 2024 · Teeth, Teething and Chewing in Puppies | VCA Animal Hospitals
  • 2023 · Wellness Examination in Dogs | VCA Animal Hospitals
  • 2024 · Spaying in Dogs | VCA Animal Hospitals
University of Tennessee College of Veterinary Medicine
  • 2020 · Tracheal Collapse | College of Veterinary Medicine
Cornell University College of Veterinary Medicine
  • Accessed 2026 · Tracheal collapse
University of Missouri Veterinary Health Center
  • Accessed 2026 · Tracheal Collapse: Medical Management Versus Implantable Stents
Merck Veterinary Manual
  • 2026 · Congenital and Inherited Disorders of the Digestive System of Dogs - Dog Owners - Merck Veterinary Manual
PetMD
  • 2024 · Maltese Dog Breed Health and Care | PetMD
AAHA
  • 2024 · The Journey of a Lifetime: Understanding Your Dog’s Life Stages
  • 2019 · Canine Life Stage - Puppy
The Kennel Club (UK)
  • Accessed 2026 · Maltese | Breeds A to Z | The Kennel Club
UKC
  • 2017 · Breed Standards : Maltese | United Kennel Club (UKC)
American College of Veterinary Surgeons (ACVS)
  • 2023 · Portosystemic Shunts - American College of Veterinary Surgeons
Wisdom Panel / Mars Petcare
  • 2020 · Maltese Facts - Wisdom Panel™ Dog Breeds
Embark Veterinary
  • Accessed 2026 · Maltese
Orivet Genetic Pet Care
  • Accessed 2026 · Maltese - Full Breed Profile