I need to ask few more questions before answering your query. Early consultations can prevent complications. Kindly contact me on whatsapp chat  (84960595 six five) Dr Faisal Zoheb MBBS , MD PAEDIATRICS , PGPN (BOSTON), Neonatology fellow ( Newborn and vaccination specialist )

This finding can be a normal variation, but a groove in the lower chest may be seen in vitamin D deficiency in some children; in most cases, the diagnosis is confirmed by other clinical signs and blood test results, not by appearance alone. Adequate sunlight exposure, vitamin D supplementation, and a balanced diet are important, and you should consult a pediatrician for proper evaluation, blood tests if needed, and guidance on treatment and follow-up.

Vedio consultation needed

Looks normal

I totally understand your concern. Before suggesting treatment, I would like to ask a few questions to ensure the correct management can be provided. Contact me on Practo or WhatsApp chat. Contact number: 97012307 two nine Dr. G. Avinash MBBS, MD (Pediatrics) Fellowship in Neonatology

Looks normal

Would suggest to get a serum vitamin D levels once

Looks normal.