{"topic_id":"companion_species_health_situs_inversus_cat","category":"companion-species-health","context":"---\nlicense: permission_granted\ntopic_id: companion_species_health_situs_inversus_cat\ncategory: companion-species-health\ntitle: \"Cat (Felis catus) — Situs inversus (hereditary; OMIA-verified species predisposition)\"\nlang: en\nsource: \"OMIA (Online Mendelian Inheritance in Animals, University of Sydney) species-specific hereditary-disorder record, saved verbatim to source_file; C1 substring-verified. Pulled 2026-08-24 from local OMIA database dump.\"\nsource_file: pdf-raw/species-health/cat_situs_inversus_10.txt\ndate_parsed: 2026-08-24\ntokens_estimated: 89\nverification:\n  method: substring_match\n  claims: 3\n  passed: 3\n  date: 2026-08-24\nrecovered: false\npath: companion-species-health/companion_species_health_situs_inversus_cat/01_companion_species_health_situs_inversus_cat.md\nsource_document: \"OMIA — Online Mendelian Inheritance in Animals (University of Sydney)\"\ncitation:\n  authority: \"OMIA — Online Mendelian Inheritance in Animals (University of Sydney)\"\n  title: \"Cat (Felis catus) — Situs inversus (hereditary; OMIA-verified species predisposition)\"\n  url: \"https://omia.org/OMIA001102/9685/\"\n  retrieved: \"2026-08-24\"\n  ref: \"OMIA species-specific hereditary-disorder records (omia.org), derived from local OMIA database dump; dataset: https://doi.org/10.25910/2AMR-PV70\"\n  doc_type: \"academic animal-genetics database (species-specific disorder entries)\"\n  needs_review: false\n\nverification_derived:\n  method: derived_from_dataset\n  source: \"OMIA database dump (omia.xml, local); fields Gene/Variant/Article/OMIM\"\n  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.\"\nverification_derived:\n  method: derived_from_dataset\n  source: \"OMIA database dump (omia.xml, local); fields Gene/Variant/Article/OMIM\"\n  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.\"---\n\n# Cat (Felis catus) — Situs inversus (hereditary; OMIA-verified species predisposition)\n\nSource: first-hand OMIA (University of Sydney) species-specific hereditary-disorder record, saved verbatim to `source_file`; every claim below is a C1 byte-substring of it.\n\n## Claims\n\n- `Species: Cat (Felis catus)`\n- `Disorder: Situs inversus`\n- `Summary: Wragg (1938) reported a cat which, upon dissection in a comparative anatomy class in the Pennsylvania College for Women, had all of its internal organs in the reverse position. She speculated that it could have been one of a pair of identical twins.`\n## Causal variant(s)\nDerived 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.\n- Variant: pathogenicity class 1 — OMIA Variant / Variant_Phene\n\n## Evidence (references)\nDerived 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.\n- 1953. Bilateral reversal of internal organs of the cat. Science — PubMed:PMID13089702 — OMIA Phene_Article / Article\n- 1979. [Situs inversus in the cat]. Berl Munch Tierarztl Wochenschr — PubMed:PMID420690 — OMIA Phene_Article / Article\n- 2006. Echocardiographic and radiographic diagnosis: complete situs inversus in a cat. Vet Radiol Ultrasound — PubMed:PMID16700185 — OMIA Phene_Article / Article\n- 1938. A reversed cat. Science — OMIA Phene_Article / Article\n\n## Comparative medicine (human OMIM)\nDerived 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.\n- OMIM:270100 (type: trait) — OMIA Group_OMIM (via OMIA_ID)\n- OMIM:306955 (type: trait) — OMIA Group_OMIM (via OMIA_ID)\n## Causal variant(s)\nDerived 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.\n- Variant: pathogenicity class 1 — OMIA Variant / Variant_Phene\n\n## Evidence (references)\nDerived 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.\n- 1953. Bilateral reversal of internal organs of the cat. Science — PubMed:PMID13089702 — OMIA Phene_Article / Article\n- 1979. [Situs inversus in the cat]. Berl Munch Tierarztl Wochenschr — PubMed:PMID420690 — OMIA Phene_Article / Article\n- 2006. Echocardiographic and radiographic diagnosis: complete situs inversus in a cat. Vet Radiol Ultrasound — PubMed:PMID16700185 — OMIA Phene_Article / Article\n- 1938. A reversed cat. Science — OMIA Phene_Article / Article\n\n## Comparative medicine (human OMIM)\nDerived 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.\n- OMIM:270100 (type: trait) — OMIA Group_OMIM (via OMIA_ID)\n- OMIM:306955 (type: trait) — OMIA Group_OMIM (via OMIA_ID)\n","sources":["companion-species-health — Cat (Felis catus) — Situs inversus (hereditary; OMIA-verified species predisposition)"],"source":{"authority":"companion-species-health","title":"Cat (Felis catus) — Situs inversus (hereditary; OMIA-verified species predisposition)","url":"https://pubmed.ncbi.nlm.nih.gov/13089702/","retrieved":"","ref":"PMID 13089702","doc_type":"official source","source_document":"","verification_file":""},"source_document":"","source_file":"","trust":{"authority_tier":"ungraded","fidelity":"verbatim","license":null,"display_grade":"pending"},"tokens_estimated":835,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}