Rare diseases · Sign or symptom
Elevated tissue non-specific alkaline phosphatase
HP:0010679
What it means
An abnormally increased level of alkaline phosphatase, tissue-nonspecific isozyme in the blood.
Tissue non-specific alkaline phosphatase (ALPP) is one of four distinct but related alkaline phosphatases. Entrez Gene ID 249, Uniprot P05186 (PPBT_HUMAN). The gene is also known as alkaline phosphatase, liver/bone/kidney (ALPL).
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
Also called: Elevated alkaline phosphatase, liver/bone/kidney · Elevated tissue non-specific ALP
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.