Rare diseases · Sign or symptom
Bronchiectasis
Permanent enlargement of the airways of the lungs
HP:0002110
What it means
Persistent abnormal dilatation of the bronchi owing to localized and irreversible destruction and widening of the large airways.
Rare diseases that can present with this40
Very common80–99%
4Common30–79%
14- Activated PI3K-delta syndrome
- Activated PI3K-delta syndrome 1
- Activated PI3K-delta syndrome 2
- Allergic bronchopulmonary aspergillosis
- Autosomal dominant hyper-IgE syndrome due to STAT3 deficiency
- Chronic graft versus host disease
- Deficiency in anterior pituitary function-variable immunodeficiency syndrome
- Familial nasal acilia
- Idiopathic pulmonary fibrosis
- Pulmonary non-tuberculous mycobacterial infection
- STAT1-related autoimmune enteropathy and endocrinopathy-susceptibility to chronic infections syndrome
- T-B-NK+ severe combined immunodeficiency due to DCLRE1C deficiency
- Thymoma-hypogammaglobulinemia syndrome
- Young syndrome
Sometimes5–29%
16- Absence of the pulmonary artery
- Autoimmune lymphoproliferative syndrome due to CTLA4 haploinsuffiency
- Autosomal dominant cutis laxa
- Autosomal non-syndromic agammaglobulinemia
- Bronchiolitis obliterans
- H syndrome
- Leukocyte adhesion deficiency
- Lymphoid interstitial pneumonia
and 8 more in this range
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
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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.