Rare diseases · Sign or symptom

Unusual cystitis

HP:5210191

What it means

Increased susceptibility to cystitis, as manifested by recurrent or severe infection of the urinary bladder, or by cystitis caused by an atypical or opportunistic organism.

Causative agents include bacteria (Escherichia coli, Klebsiella pneumoniae, Enterococcus species), viruses (adenovirus, BK polyomavirus), and fungi (Candida species).

Part of the broader category

Also called: Bladder inflammation · Cystitis · Infection of the bladder

Unusual cystitis

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This 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.