Rare diseases · Sign or symptom
Severe failure to thrive
Severe faltering weight
HP:0001525
Rare diseases that can present with this10
Very common80–99%
2Common30–79%
7- Bohring-Opitz syndrome
- Hypotonia-speech impairment-severe cognitive delay syndrome
- Isolated biliary atresia
- Microcephalic cortical malformations-short stature due to RTTN deficiency
- Ramos-Arroyo syndrome
- X-linked intellectual disability-limb spasticity-retinal dystrophy-arginine vasopressin deficiency
- Yunis-Varon syndrome
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Also called: Marked failure to thrive · Severe postnatal failure to thrive · Severe weight faltering
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Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.