Table 3.
Breakdown of specific disorder and disorder group recording frequencies within the top 10 disorder categories affecting study CKCSs
| Disorder category (No. dogs; % of total dogs affected) | Disorder groups within category | Total disorder recordings in group (% of all in disorder category) | Specific disorder | Total dogs with specific disorder recorded (KC-registered; KC registration status unknown) |
|---|---|---|---|---|
| Cardiac disorders (554; 31.7%) | Heart (cardiac) murmur | 541 (69.2) | Heart (cardiac) murmur | 541 (9; 532) |
| Heart (cardiac) disease | 128 (16.4) | Heart (cardiac) disease (unspecified) | 128 (0; 128) | |
| Cardiac valve disorder | 92 (11.8) | Heart (cardiac) valve disorder | 4 (0; 4) | |
| Mitral valve disorder | 88 (0; 88) | |||
| Cardiopulmonary arrest | 8 (1.0) | Cardiopulmonary arrest | 8 (0; 8) | |
| Cardiomyopathy | 4 (0.5) | Cardiomyopathy finding | 4 (0; 4) | |
| Cardiac rhythm disturbance | 3 (0.4) | Atrial fibrillation | 1 (0; 1) | |
| Cardiac conduction disorder - Ventricular Premature Complexes (VPCs) | 1 (0; 1) | |||
| Ventricular tachycardia (VT) | 1 (0; 1) | |||
| Congenital cardiac malformation | 3 (0.4) | Heart (cardiac) anomaly, congenital - Atrial septal defect (ASD) | 1 (0; 1) | |
| Patent ductus arteriosus (PDA) | 2 (0; 2) | |||
| Pericardial disease | 2 (0.3) | Pericardial disorder finding | 1 (0; 1) | |
| Pericardial effusion | 1 (0; 1) | |||
| Cardiac injury/damage | 1 (0.1) | Chordae tendinae rupture | 1 (0; 1) | |
| Dermatological disorders (388; 22.2%) | Ectoparasite infestation | 142 (26.7) | Parasite infestation - fleas | 64 (4; 60) |
| Parasite infestation - Acariasis (mites) | 50 (4; 46) | |||
| Parasite infestation - ticks | 27 (5; 22) | |||
| Parasite infestation - Pediculosis (lice) | 1 (0; 1) | |||
| Parasite infestation- unspecified | 1 (0; 1) | |||
| Cutaneous mass lesion/neoplasia | 96 (18.1) | Mass lesion - skin/cutaneous (unspecified) | 62 (1; 61) | |
| Papilloma | 14 (1; 13) | |||
| Mass-lesion - Injection reaction | 5 (0; 3) | |||
| Mass lesion - facial, lip | 4 (0; 4) | |||
| Callus | 3 (0; 3) | |||
| Acrochordon (Fibroepithelial polyp, Skin tag) | 2 (0; 2) | |||
| Granuloma | 2 (0; 2) | |||
| Histiocytoma (cutaneous, skin) | 2 (0; 2) | |||
| Mass lesion - facial | 1 (0; 1) | |||
| Melanoma | 1 (0; 1) | |||
| Cutaneous infection | 76 (14.3) | Pyoderma | 37 (1; 36) | |
| Intertrigo | 20 (1; 19) | |||
| Abscess | 15 (2; 13) | |||
| Acne - Canine acne | 2 (0; 2) | |||
| Anal furunculosis | 1 (0; 1) | |||
| Folliculitis and furunculosis - of muzzle | 1 (0; 1) | |||
| Dermatitis | 51 (9.6) | Pododermatitis | 26 (0; 26) | |
| Pyotraumatic dermatitis, acute moist | 12 (2; 10) | |||
| Acral lick dermatitis (granuloma) | 6 (1; 5) | |||
| Malassezia dermatitis | 3 (0; 3) | |||
| Dermatitis - seborrheic | 2 (0; 2) | |||
| Dermatitis and/or panniculitis, (pyo)granulomatous - bacterial | 1 (0; 1) | |||
| Dermatitis and/or panniculitis, (pyo)granulomatous - fungal | 1 (0; 1) | |||
| Hypersensitivity (allergic) skin disorder | 48 (9.0) | Hypersensitivity (allergic) skin disorder - unspecified | 24 (2; 22) | |
| Hypersensitivity (allergic) skin disorder - atopic dermatitis | 18 (2; 16) | |||
| Hypersensitivity (allergic) skin disorder - flea bite hypersensitivity | 4 (0; 4) | |||
| Hypersensitivity (allergic) skin disorder - contact hypersensitivity | 1 (0; 1) | |||
| Hypersensitivity (allergic) skin disorder - urticaria | 1 (0; 1) | |||
| Wound/skin trauma | 44 (8.3) | Laceration | 15 (2; 13) | |
| Wound | 18 (0; 18) | |||
| Wound, infected | 4 (0; 4) | |||
| Post-operative complication - wound infection | 3 (0; 3) | |||
| Post-operative complication - wound seroma | 3 (0; 3) | |||
| Post-operative complication - self-trauma | 1 (0; 1) | |||
| Cutaneous cyst | 23 (4.3) | Skin (cutaneous) cyst | 20 (1; 19) | |
| Interdigital cyst (dogs) | 3 (0; 3) | |||
| Foreign body - cutaneous (skin) | 18 (3.4) | Foreign body - cutaneous (skin) | 18 (1; 17) | |
| Alopecia | 12 (2.3) | Alopecia | 12 (0; 12) | |
| Insect bite/sting | 12 (2.3) | Hymenoptera stings (bee, wasp) | 8 (0; 8) | |
| Insect bite(s) | 4 (0; 4) | |||
| Sebaceous gland disorder | 4 (0.8) | Sebaceous gland disorder (unspecified) | 3 (0; 3) | |
| Sebaceous adenitis | 1 (0; 1) | |||
| Cellulitis | 2 (0.4) | Cellulitis | 2 (0; 2) | |
| Dermatophytosis (Ringworm) | 1 (0.2) | Dermatophytosis (Ringworm) | 1 (0; 1) | |
| Footpad hyperkeratosis | 1 (0.2) | Footpad hyperkeratosis | 1 (0; 1) | |
| Pemphigus foliaceus | 1 (0.2) | Pemphigus foliaceus | 1 (0; 1) | |
| Ocular disorders (360; 20.6%) | Corneal disorder/damage | 189 (42.6) | Corneal disorder (unspecified) | 114 (9; 105) |
| Keratoconjunctivitis sicca (KCS, Dry Eye) | 61 (2; 59) | |||
| Keratitis - chronic superficial (pannus) | 8 (0; 8) | |||
| Nuclear sclerosis | 3 (0; 3) | |||
| Corneal stromal abscess | 1 (0; 1) | |||
| Foreign body - intra-ocular, corneal | 1 (0; 1) | |||
| Trichiasis | 1 (0; 1) | |||
| Conjunctivitis | 131 (29.5) | Conjunctivitis | 131 (7; 124) | |
| Cataract | 43 (9.7) | Cataract | 43 (0; 43) | |
| Eyelid disorder/malformation | 30 (6.8) | Mass lesion - eyelid | 22 (1; 21) | |
| Neoplasm - eyelid | 5 (0; 5) | |||
| Entropion | 3 (0; 3) | |||
| Uveitis | 15 (3.4) | Uveitis | 15 (0; 15) | |
| Ectopic cilia | 11 (2.5) | Distichiasis | 11 (1; 10) | |
| Ophthalmic (eye) injury | 9 (2.0) | Ophthalmic (eye) injury | 9 (1; 8) | |
| Third eyelid/nictitating membrane disorder - prolapsed gland (Cherry eye) | 5 (1.1) | Third eyelid/nictitating membrane disorder-prolapsed gland (Cherry eye) | 5 (1; 4) | |
| Tear duct disorder | 4 (0.9) | Tear duct abnormality | 4 (0; 4) | |
| Ocular/ophthalmic disorder(unspecified) | 3 (0.7) | Ocular/ophthalmic disorder (unspecified) | 3 (0; 3) | |
| Strabismus | 1 (0.2) | Strabismus | 1 (0; 1) | |
| Glaucoma | 1 (0.2) | Glaucoma | 1 (0; 1) | |
| Lens luxation | 1 (0.2) | Lens luxation | 1 (0; 1) | |
| Mass lesion - conjunctival | 1 (0.2) | Mass lesion - conjunctival | 1 (0; 1) | |
| Gastrointestinal disorders (337; 19.3%) | Gastroenteropathy (includes gastritis, colitis, enteritis, gastroenteritis, enterocolitis) | 383 (88.9) | Diarrhoea | 193 (11; 182) |
| Gastroenteritis | 59 (1; 58) | |||
| Colitis | 44 (4; 40) | |||
| Gastritis | 41 (3; 38) | |||
| Enteritis | 33 (2; 31) | |||
| Canine haemorrhagic gastroenteritis (HGE) | 11 (1; 10) | |||
| Enteropathy | 2 (1; 1) | |||
| Gastrointestinal infectious disease | 15 (3.5) | Giardiasis | 12 (0; 12) | |
| Campylobacteriosis | 1 (0; 1) | |||
| Coccidiosis | 1 (0; 1) | |||
| Parvovirus infection | 1 (0; 1) | |||
| Foreign body (ingested) | 12 (2.8) | Foreign body - gastric (stomach) | 6 (0; 6) | |
| Dietary indiscretion - foreign body ingestion | 3 (0; 3) | |||
| Foreign body - intestinal, small | 2 (0; 2) | |||
| Foreign body - oesophageal | 1 (0; 1) | |||
| Constipation | 5 (1.2) | Constipation | 5 (0; 5) | |
| Inflammatory bowel disease (IBD) | 4 (0.9) | Inflammatory bowel disease (IBD) | 4 (0; 4) | |
| Parasites -gastrointestinal | 4 (0.9) | Nematode (roundworm) infestation | 3 (0; 3) | |
| Gastrointestinal helminth infestation (worms) | 1 (0; 1) | |||
| Incontinence - faecal | 3 (0.7) | Incontinence - faecal | 3 (0; 3) | |
| Mass or neoplasia - Intestinal | 2 (0.5) | Adenocarcinoma - small intestinal | 1 (0; 1) | |
| Mass lesion - intestinal | 1 (0; 1) | |||
| Rectal prolapse | 1 (0.2) | Rectal prolapse | 1 (1; 0) | |
| Protein-losing enteropathy (PLE) | 1 (0.2) | Protein-losing enteropathy (PLE) | 1 (0; 1) | |
| Megaoesophagus | 1 (0.2) | Megaoesophagus | 1 (0; 1) | |
| Dental/periodontal disorders (265; 15.2%) | Dental or periodontal disease | 264 (93.3) | Dental disease | 166 (4; 162) |
| Periodontal disease | 98 (0; 98) | |||
| Retained deciduous tooth | 15 (5.3) | Retained deciduous tooth | 15 (0; 15) | |
| Dental abscess | 4 (1.4) | Abscess - dental (tooth) | 4 (0; 1) | |
| Ear disorders (219; 12.5%) | Otitis (externa or media) | 215 (84.3) | Otitis externa | 161 (8; 153) |
| Otitis (unspecified) | 48 (3; 45) | |||
| Otitis media | 6 (2; 4) | |||
| Foreign body (aural) | 27 (10.6) | Foreign body - aural (ear) | 27 (2; 25) | |
| Ear (aural) infection | 11 (4.3) | Ear (aural) infection - fungal | 8 (0; 8) | |
| Ear (aural) infection - bacterial | 3 (1; 2) | |||
| Mass lesion or neoplasia - ear | 1 (0.4) | Adenocarcinoma - aural (ear) | 1 (0; 1) | |
| Inner ear disorder | 1 (0.4) | Tympanic bulla abnormal | 1 (0; 1) | |
| Musculoskeletal disorders (214; 12.2%) | Arthritis | 71 (24.2) | Osteoarthritis (osteoarthrosis, degenerative joint disease (DJD)) | 46 (1; 45) |
| Arthritis | 23 (0; 23) | |||
| Polyarthropathy - immune-mediated | 1 (0; 1) | |||
| Rheumatoid arthritis (RA) | 1 (0; 1) | |||
| Joint luxation/subluxation | 64 (21.8) | Patellar luxation | 58 (2; 56) | |
| Joint luxation (unspecified) | 6 (1; 5) | |||
| Arthropathy (unspecified) | 39 (13.3) | Arthropathy (Joint disorder)(unspecified) | 39 (2; 37) | |
| Musculoskeletal injury | 39 (13.3) | Musculoskeletal injury (unspecified) | 21 (0; 21) | |
| Fracture | 10 (1; 9) | |||
| Muscle injury | 4 (1; 3) | |||
| Ligament injury | 3 (0; 3) | |||
| Tendon injury | 1 (0; 1) | |||
| Intervertebral disc disorder | 21 (7.2) | Intervertebral disc disorder (unspecified) | 20 (0; 20) | |
| Intervertebral disc extrusion/herniation/prolapse - cervical | 1 (0; 1) | |||
| Spondylosis/discospondylosis | 16 (5.5) | Spondylosis | 15 (0; 15) | |
| Discospondylitis | 1 (0; 1) | |||
| Hip dysplasia | 16 (5.5) | Hip dysplasia | 16 (0; 16) | |
| Cruciate disease | 6 (2.0) | Cruciate disease | 6 (0; 6) | |
| Developmental skeletal disorder | 5 (1.7) | Incomplete ossification of the humeral condyle (IOHC) | 2 (0; 2) | |
| Avascular necrosis of the femoral head (Legg-Calve-Perthes disease) | 1 (0; 1) | |||
| Carpal valgus | 1 (0; 1) | |||
| Limb deformity, developmental - genu valgum | 1 (0; 1) | |||
| Arthropathy - elbow | 4 (1.4) | Elbow dysplasia | 4 (0; 4) | |
| Musculoskeletal mass/swelling | 5 (1.7) | Mass/swelling - mandibular | 4 (0; 4) | |
| Mass/swelling - limb, lower | 1 (0; 1) | |||
| Myositis | 2 (0.7) | Masticatory myositis | 1 (0; 1) | |
| Myositis | 1 (0; 1) | |||
| Skeletal neoplasia | 1 (0.3) | Osteochondroma - vertebral column | 1 (0; 1) | |
| Osteochondritis dissecans | 1 (0.3) | Osteochondritis dissecans | 1 (0; 1) | |
| Traumatic injury - tail | 1 (0.3) | Tail injury | 1 (0; 1) | |
| Arthropathy - carpus | 1 (0.3) | Joint instability - carpal | 1 (0; 1) | |
| Metaphyseal osteopathy (Hypertrophic osteodystrophy) | 1 (0.3) | Metaphyseal osteopathy (Hypertrophic osteodystrophy) | 1 (0; 1) | |
| Anal sac disorders (172; 9.8%) | Anal sac impaction/infection | 192 (95.5) | Anal sac infection | 129 (5; 124) |
| Anal sac impaction | 63 (4; 59) | |||
| Mass lesion - anal sac | 7 (3.5) | Mass lesion - anal gland/sac | 7 (0; 7) | |
| Anal sac disorder (unspecified) | 2 (1.0) | Anal sac disorder (unspecified) | 2 (0; 2) | |
| Respiratory disorders (94; 5.4%) | Upper respiratory system disorder | 65 (63.7) | Infectious canine tracheobronchitis (Kennel Cough) | 29 (1; 28) |
| Brachycephalic airway obstruction syndrome (BAOS) | 16 (0; 16) | |||
| Respiratory tract infection, upper (URTI) | 10 (1; 9) | |||
| Tracheobronchitis finding | 7 (0; 7) | |||
| Tracheal collapse | 2 (0; 2) | |||
| Foreign body - nasal (nose) | 1 (0; 1) | |||
| Lower respiratory system disorder | 31 (30.4) | Pulmonary oedema | 28 (0; 28) | |
| Mass lesion - pulmonary (lung) | 1 (0; 1) | |||
| Neoplasm - pulmonary (lung) | 1 (0; 1) | |||
| Respiratory tract infection, lower (LRTI) | 1 (0; 1) | |||
| Respiratory system disease (general) | 6 (5.9) | Respiratory tract infection (unspecified) | 3 (0; 3) | |
| Chronic airway disease | 1 (0; 1) | |||
| Smoke inhalation | 1 (0; 1) | |||
| Parasite infestation-Aelurostrongylosis | 1 (0; 1) | |||
| Herniation (82; 4.7%) | Hernia | 84 (100.0) | Hernia - umbilical | 72 (8; 64) |
| Hernia - abdominal | 5 (0; 5) | |||
| Hernia - inguinal | 4 (0; 4) | |||
| Hernia (unspecified) | 3 (2; 1) |