Low nasal bridge
A low nasal bridge is the flattening of the top part of the nose.
Genetic diseases or infections may cause decreased growth of the bridge of nose.
A decrease in the height of the bridge of nose is best seen from a side view of the face.
Causes may include:
- Cleidocranial dysostosis
- Congenital syphilis
- Down syndrome
- Normal variation
- Other syndromes that are present at birth (congenital)
- Williams syndrome
When to Contact a Medical Professional
Call your health care provider if you have questions about the shape of your child's nose.
What to Expect at Your Office Visit
The provider will do a physical exam. The provider may ask questions about your child's family and medical history.
Laboratory studies may include:
- Chromosome studies
- Enzyme assays (blood tests to measure specific enzyme levels)
- Metabolic studies
Farrior EH. Special rhinoplasty techniques. In: Flint PW, Francis HW, Haughey BH, et al, eds. Cummings Otolaryngology. 7th ed. Philadelphia, PA: Elsevier; 2021:chap 32.
Madan-Khetarpal S, Arnold G. Genetic disorders and dysmorphic conditions. In: Zitelli BJ, McIntire SC, Nowalk AJ, eds. Zitelli and Davis' Atlas of Pediatric Diagnosis. 7th ed. Philadelphia, PA: Elsevier; 2018:chap 1.
Slavotinek AM. Dysmorphology. In: Kliegman RM, St. Geme JW, Blum NJ, Shah SS, Tasker RC, Wilson KM, eds. Nelson Textbook of Pediatrics. 21st ed. Philadelphia, PA: Elsevier; 2020:chap 128.