I'm really worried about my baby boy who has been diagnosed with a PM VSD hole that's 3.5 mm. Is this considered a big issue or not? I'm trying to understand how these measurements are categorizedis 3.5 mm small, moderate, large, or very large? Also, does this mean he'll need open heart surgery for sure, or could it close on its own as he grows? If surgery ends up being necessary, are there options other than open heart surgery that are less invasive? Would love some guidance on this.

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Dr Ranjith Darla

General Practitioner

MBBS
3+ Yrs

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Information provided is no adequate to answer,ideally if it is causing any cyanotic spells or pulmonary edema or PAH then Surgical correction is required which is not always open heart syurgery,if there are no such symptoms,repeat 2D echo after 6 months and check the status

Dr. Ranjith Suggests...

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Answered 04/07/2025

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My 1-month-old baby boy was diagnosed with a malaligned PM VSD hole measuring 3.5 mm. Is this considered large in medical terms? I'm trying to understand how VSD sizes are classified like small, moderate, large, or very large based on the mm measurement. Also, will my son definitely need open heart surgery, or is there a chance it could close on its own over time? If surgery is necessary, are there any less invasive options than open heart surgery?

A 3.5 mm VSD is usually small and may close on its own. Most small VSDs don‚Äôt need surgery. Serial echocardiograms are important to monitor.

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How much does VSD surgery cost and how long does the procedure usually take Also what's the success rate for this kind of surgery

cost depends on dr and hospital.

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I'm really worried about my 14-month-old baby who has been diagnosed with a hole in the heart. Can you please offer advice or guidance on what steps we should take next? Any help would be greatly appreciated.

The treatment for this condition usually depends on the size and location of the hole. In some cases, the hole may close on its own over time. However, if the hole is large or causing symptoms, medication such as Digoxin and surgery may be required. Please consult with a pediatric cardiologist for a proper evaluation and treatment plan.

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