Rare diseases · Sign or symptom
Drumstick terminal phalanges
Drumstick shaped digital bones
HP:0006129
What it means
Rounding and broadening of the tufts of the distal phalanges.
This designation is supposed to refer to the widening of the meaty end of a chicken drumstick (lower leg).
Rare diseases that can present with this1
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
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
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.