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PubMed This is a summary of 24 peer-reviewed journal articles Updated
Pediatrics · Congenital Cytomegalovirus

Long-Term Outcomes & Monitoring

At a Glance

Children born with congenital CMV require years of proactive monitoring because symptoms like hearing loss, vision changes, and balance issues can develop or worsen over time. Regular audiology, ophthalmology, and developmental checks are crucial, especially in the first five years.

The diagnosis of congenital CMV (cCMV) is the beginning of a long-term journey of monitoring and support. Because CMV is a “silent” and sometimes “unpredictable” virus, it can cause changes in a child’s health long after birth [1][2]. Understanding the long-term prognosis is about staying proactive to ensure that if changes occur, your child has immediate access to the support they need [3][4].

Hearing: The Need for Longitudinal Tracking

The most common long-term challenge associated with cCMV is sensorineural hearing loss (SNHL) [5]. This type of hearing loss is caused by damage to the inner ear or the auditory nerve [6].

Unlike many other types of hearing loss, CMV-related SNHL can be:

  • Late-Onset: Appearing months or years after birth, even if the baby passed their first hearing screen [5][3].
  • Progressive: Starting as a mild loss and slowly becoming more severe over time [7][2].
  • Fluctuating: Changing from one test to the next, which can make it difficult for parents to detect without professional testing [7][8].

The risk of new-onset hearing loss is highest in the first five years of life [9][10].

Balance and the Vestibular System

CMV can also affect the vestibular system, which is located in the inner ear and controls balance and spatial orientation [11]. Up to 45% of children with cCMV may experience some degree of vestibular dysfunction [12]. This might not be obvious until a child begins to move, showing up as:

  • Delays in sitting up, crawling, or walking [13].
  • Difficulty with balance or “clumsiness” [12].
  • Trouble walking on uneven surfaces or in the dark [11].

Developmental, Visual, and Dental Health

Ongoing monitoring also includes checking on your child’s cognitive and motor development, as well as their vision and teeth.

  • Neurodevelopment: Children with symptomatic cCMV are at a higher risk for motor and cognitive delays [14][6]. Even those who were asymptomatic at birth should be monitored for subtle learning or behavioral challenges [15].
  • Vision: A specific concern is chorioretinitis, which is inflammation or scarring in the retina [16][17]. Regular eye exams are necessary to ensure that any changes are caught early to protect your child’s vision [16].
  • Dental Health: A pediatric dentist should be part of the care team. Congenital CMV can cause tooth enamel defects, such as enamel hypoplasia (discolored or weak teeth), which frequently surprises parents when the child’s teeth come in [18][3].

Recommended Surveillance Schedule

While every child’s plan is personalized, this table outlines a typical monitoring frequency for the first few years [3][18]:

Age Range Audiology (Hearing) Ophthalmology (Vision) Developmental Check
0–12 Months Every 3 months [7] At birth and 6–12 months [16] With every well-child visit [13]
1–3 Years Every 3–6 months [1] Annually [17] Every 6 months [14]
3–5 Years Every 6 months [10] Annually Annually
School Age Annually [9] As needed As needed

Managing the Emotional Toll

The frequent testing required for cCMV can lead to scanxiety—the deep anxiety parents feel before a medical test and while waiting for results [19][20]. This emotional burden is real and common among CMV parents [19]. Validating your feelings and seeking out peer support or counseling can be just as important as the medical appointments themselves [21][22]. Remember, the goal of monitoring is not just to find “problems,” but to empower you with the information needed to support your child’s growth [23][24].

Common questions in this guide

Why does my child need hearing tests if they passed their newborn screen?
Hearing loss from cCMV can be late-onset, progressive, or fluctuating. It is crucial to continue testing frequently during the first five years of your child's life to catch any changes early, even if their initial newborn hearing screens were completely normal.
What are the signs of balance issues in a child with cCMV?
Vestibular or balance issues may present as delays in reaching motor milestones like sitting up, crawling, or walking. You might also notice general clumsiness, trouble walking in the dark, or difficulty navigating uneven surfaces as your child grows.
How often should a child with congenital CMV have their hearing checked?
During the first year of life, your child's hearing should typically be checked every 3 months. This changes to every 3 to 6 months between ages one and three, every 6 months up to age five, and annually once they reach school age.
Can cCMV affect my child's teeth?
Yes, congenital CMV can cause tooth enamel defects like enamel hypoplasia. This can make the teeth appear discolored or weak when they first come in, which is why a pediatric dentist should be an active part of your child's care team.

Questions to Ask Your Doctor

Curated prompts to bring to your next appointment.

  1. 1.What is the specific audiology schedule we should follow for the first five years?
  2. 2.Can you explain the signs of vestibular or balance issues I should look for as my child grows?
  3. 3.How often does my child need a formal eye exam with an ophthalmologist to check for chorioretinitis?
  4. 4.Given my child's initial symptoms, what is the likelihood of progressive hearing loss?
  5. 5.If my child's hearing changes, what are our options for intervention at that stage?

Questions For You

Tap a prompt to share your answer — we'll use it plus this page's context to start a tailored conversation.

References

References (24)
  1. 1

    The Natural History and Rehabilitative Outcomes of Hearing Loss in Congenital Cytomegalovirus: A Systematic Review.

    Fletcher KT, Horrell EMW, Ayugi J, et al.

    Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2018; (39(7)):854-864 doi:10.1097/MAO.0000000000001861.

    PMID: 29912824
  2. 2

    Hearing outcome in congenitally CMV infected children in Finland - Results from follow-up after three years age.

    Puhakka L, Lappalainen M, Lönnqvist T, et al.

    International journal of pediatric otorhinolaryngology 2022; (156()):111099 doi:10.1016/j.ijporl.2022.111099.

    PMID: 35276528
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    Congenital cytomegalovirus infection.

    Pesch MH, Kuboushek K, McKee MM, et al.

    BMJ (Clinical research ed.) 2021; (373()):n1212 doi:10.1136/bmj.n1212.

    PMID: 34083180
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    Long-term outcomes of congenital cytomegalovirus infection in children early identified by extended hearing-targeted screening.

    Forli F, Capobianco S, Berrettini S, et al.

    International journal of pediatric otorhinolaryngology 2024; (184()):112070 doi:10.1016/j.ijporl.2024.112070.

    PMID: 39191004
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    Usefulness of a flow chart for targeted screening of congenital cytomegalovirus-related hearing loss.

    Ciccia M, Monari C, Vitagliano G, et al.

    Journal of neonatal-perinatal medicine 2018; (11(3)):339-343 doi:10.3233/NPM-17110.

    PMID: 30040746
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    The association between congenital cytomegalovirus infection and cerebral palsy: A systematic review and meta-analysis.

    Ong LT, Fan SWD

    Journal of paediatrics and child health 2022; (58(12)):2156-2162 doi:10.1111/jpc.16244.

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    Cytomegalovirus-A Risk Factor for Childhood Hearing Loss: A Systematic Review.

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    Ear and hearing 2021; (42(6)):1447-1461 doi:10.1097/AUD.0000000000001055.

    PMID: 33928914
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    Congenital cytomegalovirus infection inducing non-congenital sensorineural hearing loss during childhood; a systematic review.

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    International journal of pediatric otorhinolaryngology 2018; (115()):156-164 doi:10.1016/j.ijporl.2018.10.005.

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    Hearing Loss in Children With Asymptomatic Congenital Cytomegalovirus Infection.

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    Congenital Cytomegalovirus-Associated Sensorineural Hearing Loss in Children: Identification Following Universal Newborn Hearing Screening, Effect of Antiviral Treatment, and Long-Term Hearing Outcomes.

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    Vestibular Dysfunction in Pediatric Patients With Congenital Cytomegalovirus Infection and Hearing Loss: Occurrence and Characteristics.

    Zhou G, Peterson H, Yun A, Brodsky J

    Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology 2025; (46(9)):1124-1128 doi:10.1097/MAO.0000000000004600.

    PMID: 40690203
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    Vestibular Disorders in Congenital Cytomegalovirus: A Balancing Act.

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    Olfactory function in congenital cytomegalovirus infection: a prospective study.

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    Beyond hearing loss: exploring neurological and neurodevelopmental sequelae in asymptomatic congenital cytomegalovirus infection.

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    Cortical Visual Impairment in Congenital Cytomegalovirus Infection.

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    Recurrent Congenital Cytomegalovirus Chorioretinitis in a Newborn. A Case Report.

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This page provides general monitoring and surveillance guidelines for children with congenital CMV. It is for informational purposes only and does not replace the personalized care plan provided by your child's pediatric specialists.

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