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Australian Shepherd — Persistent hyaloid artery (PHA) (hereditary; OMIA-verified breed predisposition)

companion_breed_health_australian_shepherd_persistent_hyaloid_artery_pha_dog

companion-breed-health 1164 tok en 2026-08-02

Australian Shepherd — Persistent hyaloid artery (PHA) (hereditary; OMIA-verified breed predisposition)

Source: first-hand OMIA (University of Sydney) breed-specific hereditary-disorder record, saved verbatim to source_file; every claim below is a C1 byte-substring of it.

Claims

  • Breed: Australian Shepherd (Dog)
  • Disorder: Persistent hyaloid artery (PHA)
  • Summary: Genetics Committee of the American College of Veterinary Opthalmologists (2021): congenital defect resulting from abnormalities in the development and regression of the hyaloid artery. The blood vessel remnant can be present in the vitreous as a small patent vascular strand (PHA) or as a non-vascular strand that appears gray-white (persistent hyaloid remnant)
  • Defect: yes

Evidence (references)

Derived from OMIA database dump (omia.xml, local); structured field, not verbatim prose.

  • 2007. A retrospective evaluation of congenital ocular defects in Australian Shepherd dogs in Australia.. Vet Ophthalmol — PubMed:PMID17204124 | DOI:10.1111/j.1463-5224.2007.00486.x — OMIA Phene_Article / Article
  • 2021. The Blue Book: Ocular disorders presumed to be inherited in purebred dogs. 13th Edition. https://ofa.org/wp-content/uploads/2022/10/ACVO-Blue-Book-2021.pdf — OMIA Phene_Article / Article

Evidence (references)

Derived from OMIA database dump (omia.xml, local); structured field, not verbatim prose.

  • 2007. A retrospective evaluation of congenital ocular defects in Australian Shepherd dogs in Australia. Vet Ophthalmol — PubMed:PMID17204124 | DOI:10.1111/j.1463-5224.2007.00486.x — OMIA Phene_Article / Article
  • 2021. The Blue Book: Ocular disorders presumed to be inherited in purebred dogs. 13th Edition. https://ofa.org/wp-content/uploads/2022/10/ACVO-Blue-Book-2021.pdf — OMIA Phene_Article / Article

Evidence (references)

Derived from OMIA database dump (omia.xml, local); structured field, not verbatim prose. First-hand values below are verbatim substrings of the topic's pdf-raw/omia/<phene_id>.txt source file.

  • 2007. A retrospective evaluation of congenital ocular defects in Australian Shepherd dogs in Australia. Vet Ophthalmol — PubMed:PMID17204124 | DOI:10.1111/j.1463-5224.2007.00486.x — OMIA Phene_Article / Article
  • 2021. The Blue Book: Ocular disorders presumed to be inherited in purebred dogs. 13th Edition. https://ofa.org/wp-content/uploads/2022/10/ACVO-Blue-Book-2021.pdf — OMIA Phene_Article / Article

verification_derived: method: derived_from_dataset source: "OMIA database dump (omia.xml, local); fields Gene/Variant/Article/OMIM" note: "Structured fields (gene, variant rsID/protein change, PubMed/DOI references, OMIM cross-link) extracted from OMIA dump and presented with first-hand values; not verbatim prose."

Evidence (references)

Derived from OMIA database dump (omia.xml, local); structured field, not verbatim prose. First-hand values below are verbatim substrings of the topic's pdf-raw/omia/<phene_id>.txt source file.

  • 2007. A retrospective evaluation of congenital ocular defects in Australian Shepherd dogs in Australia. Vet Ophthalmol — PubMed:PMID17204124 | DOI:10.1111/j.1463-5224.2007.00486.x — OMIA Phene_Article / Article
  • 2021. The Blue Book: Ocular disorders presumed to be inherited in purebred dogs. 13th Edition. https://ofa.org/wp-content/uploads/2022/10/ACVO-Blue-Book-2021.pdf — OMIA Phene_Article / Article

verification_derived: method: derived_from_dataset source: "OMIA database dump (omia.xml, local); fields Gene/Variant/Article/OMIM" note: "Structured fields (gene, variant rsID/protein change, PubMed/DOI references, OMIM cross-link) extracted from OMIA dump and presented with first-hand values; not verbatim prose."

Evidence (references)

Derived from OMIA database dump (omia.xml, local); structured field, not verbatim prose. First-hand values below are verbatim substrings of the topic's pdf-raw/omia/<phene_id>.txt source file.

  • 2007. A retrospective evaluation of congenital ocular defects in Australian Shepherd dogs in Australia. Vet Ophthalmol — PubMed:PMID17204124 | DOI:10.1111/j.1463-5224.2007.00486.x — OMIA Phene_Article / Article
  • 2021. The Blue Book: Ocular disorders presumed to be inherited in purebred dogs. 13th Edition. https://ofa.org/wp-content/uploads/2022/10/ACVO-Blue-Book-2021.pdf — OMIA Phene_Article / Article

verification_derived: method: derived_from_dataset source: "OMIA database dump (omia.xml, local); fields Gene/Variant/Article/OMIM" note: "Structured fields (gene, variant rsID/protein change, PubMed/DOI references, OMIM cross-link) extracted from OMIA dump and presented with first-hand values; not verbatim prose."

Sources

Australian Shepherd — Persistent hyaloid artery (PHA) (hereditary; OMIA-verified breed predisposition)
Source document: OMIA — Online Mendelian Inheritance in Animals (University of Sydney)
OMIA — Online Mendelian Inheritance in Animals (University of Sydney)OMIA breed-specific hereditary-disorder records (omia.org), derived from local OMIA database dump; dataset: https://doi.org/10.25910/2AMR-PV70retrieved 2026-08-02

Verification file: pdf-raw/breed-health/australian_shepherd_persistent_hyaloid_artery_pha_2993.txt

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