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Clinical-parasitological screening for respiratory capillariosis in cats in urban environments Cover

Clinical-parasitological screening for respiratory capillariosis in cats in urban environments

Open Access
|Nov 2020

Figures & Tables

Table 1

Prevalence of endoparasites diagnosed in the feces of examined cats N =155 (number of cats tested); No= case number of infection; % = infection prevalence rate;

Total number of cats testedIn Monoinfection*
ENDOPARASITESNoN%NoN%
Toxocara mystax2918.71138.39
Capillaria aerophila2314.841610.32
Isospora spp.1710.9763.87
Ancylostomatidae127.7453.22
Dipylidium caninum53.2221.29
Toxascaris leonina31.9331.93
TOTAL: (67 positive cats of endoparasites) N% 43,22
*(45 positive cats with monoinfection) N% 29,03
Table 2

Prevalence of mixed endoparasites infections diagnosed in the feces of examined cats N =155 (total number of cats tested); No= case number of infection; % = rate in coinfection;

ENDOPARASITESNON%In Double infectionsNON%
Toxocara mystax1610.32Toxocara mystax42.58
Capillaria aerophila74.52Capillaria aerophila Isospora spp.31.93
Isospora spp.117.10Capillaria aerophila Isospora spp.53.22
Ancylostomatidae74.51Toxocara mystax Isospora spp.31.93
Dipylidium caninum31.93Ancylostomatidae Toxocara mystax42.58
Toxascaris leonina//Ancylostomatidae Toxocara mystax31.93
Dipylidium caninum
TOTAL: (22 positive cats of double infections) N% 14.19
Fig. 1

Necropsy in one cat, light microscopy. A) Female C. aerophila with eggs embedded in the remnant uterus in the trachea of a cat, native preparation (100x magnification); B) Eggs of C. aerophila detected in microscopic examination of the tracheal lavage, native preparation (400x magnification)

Fig. 2

Coprology examination, light microscopy. A) Eggs of C. aerophila (100x magnification); B) Egg of C. aerophila (400x magnification); C) Egg polar plugs of C. aerophila (1000x magnification). Missing thickening at the base of the bipolar plug (arrow).

Table 3

Modifications from physiological parameters find on a general and special examination for 23 cats positive for C. aerophila

Blood count results
Cat N°SexAge(TM Kg)Animal ConditionFever Ower (°C) 38 - 39.5Assessing DehydrationPulse 140-120Heart MurmursResp.Rate 20-30Dyspnea and cyanosisCracklesCoffinWBC 109/L 3.8-19.5Er1012 g/L 5.0-10.5Eo % 2-12%RTG pic No:Degre of infection CoprologyDiagnoseThe outcome of treated cats
1M3.53.2Critical35.5(O) 8-10225M 2/680+++++++23.0004.56-+++BPDV, EX
2M55.0Excellent39.0(A)130-55---17.0009.52-+GIPDV
3M23.8Fair(SF) 40(M) 5-8210M T 23//6 675++++21.0005.53A, 3 B+BPDV
4M75.2Good38.5(A)156-50---17.5007.52-+GIPDV
5F64.2Fair(WI) 40.3(M) 5-8196-75+++++22.0005.043++BPDV
6F93.5Poor36.5(O) 8-10240-80+++++6.0005.024+DCaDV, EX
7F4.58.0Fair38.5(A)150-50---15.0006.02-+GIPDV
8F6.54.0Fair38.6(A)145-42---16.0006.52-+GIPDV
9F5.54,6Good38.0(A)140-40---18.0008.02-+GIPDV
10F33.6Fair38.7(A)140-36+-+17.0008.02-+GIPDV
11M7.55.0Fair(WI) 40.2(M) 5-8230M 3/680++++21.5006.055++PTS, DV
12F64.6Good38.2(A)130-30---18.0008.52-+GIPDV
13F6.55Fair38.4(A)136-32---16.5008.02-+GIPDV
14F73.8Fair38.0(A)140-36---17.5008.52-+GIPDV
15M85.3Good(WI) 40.1(A)195A 2/670+-+26.0005.53-++GIPDV
16M8,59.2Fair38.0(A)150M 3/655---18.0006.522+GIP,HPDV
17F93.3Poor37.2(M) 5-8165P T 12//6 660--++7.0006.041++HP, CHF CT, BP,DV
18M33.5Poor(WI) 40.5(M) 5-8170P M 43/6 /665+++++5.0006.556++BaCa, BPDV, EX
19F3.54.2Good38.0(A)130-30---18.6007.04-+GIPDV
20F54.3Good38.3(A)135-35---16.0006.53-+GIP,DV
21M7.55.5Fair38.1(A)126-28---14.5007.04-+GIPDV
22F64.1Fair38.0(A)140-30---16.4007.53-+GIDV
23M54Fair38.6(A)140-32---14.4006.535+PT, GIP, CHF, DV

[i] Abbreviations: Used medical abbreviations to describe findings include:

1. RAVS Animal Condition Score: Excellent, Good, Fair, Poor, and Critical

2. Fever (°C) / According to the degree of increase: (SF) sub febrile increase of 0.1 - 0.5 °C, (WI) weak increase by 1 °C (Duration: febris ephemera; 1-2 days)

3. Assessing Dehydration: (A) 0-5% - Adequate- No abnormalities were seen, (M) 5-8% - Marginal - CRT (2 sec), eyes slightly sunken in sockets, mucous membranes slightly dry or tacky, (O) 8-10% -Obvious delay - increased CRT (2-2.5 sec), eyes sunken in sockets, mucous membranes dry, slightly tacky, (5-10 seconds) in skin returning to normal position.

4. Auscultation: Dyspnea, cyanosis,”cracklesand coffin: Negative finding / (-), Low / (+), Medium / (++), High / (+++).

5. Heart Murmurs, location and Evaluating: Usually, the valve area over which the murmur is loudest = (A) Aortic / (M) Mitral / (T) Tricuspid / (P) Pulmonic. Grade: 1/6 - Can only be heard in a quiet room after several minutes of listening, 2/6 - Can be heard immediately, but is very soft, 3/6 - Low to moderately intense, 4/6 - Loud, but without a palpable thrill, 5/6 - Loud, with a palpable thrill, 6/6 - Can be heard with the stethoscope slightly off the thoracic wall

6. Diagnosis/outcome of treated cats: HP - Hydroperikard, CT - colapsus tracheae, CHF - congestive heart failure, BP - Bacterial bronchopneumonia, PT - Pneumothorax, VBP - Virus bronchopneumonia. DCM - Dilated cardiomyopathy. OP- Oedema pulmonum, DCa - Disseminated carcinoma, BaCa - Bronchoalveolar localization of pulmonary carcinoma, DV - dewormed, GIP - gastro-intestinal parasitosis, S- suction, EX - exitus.

Degree of infection / Coprology (semi-quantitative FEC scale by Pittman et al., 2010): Low (+): 1-10 eggs; Medium (++): 11-49 eggs; High (+++): <a> 50 eggs (number of eggs calculated per a covering - epc)

Fig. 3

(A) ventrodorsal and (B) right lateral thoracic X-rays of a two-year-old male cat with Capillaria aerophila infection. A complex lung pattern is visible across the pulmonary fields, characterized by bronchial and alveolar changes and mild reticular interstitial pattern, with the symptoms of the respiratory signs due to; tachypnoea, dyspnoea with abdominal breathing, and end-inspiratory crackles upon auscultation.

Fig. 4

(A, C, D, E, and F) right lateral thoracic and (B) left lateral thoracic X-rays of the cats with Capillaria aerophila infection.

(A) Right lateral thoracic X-ray a 9 year - old female infected with C. aerophila. A complex lung pattern is visible across the pulmonary fields, characterized by bronchial and alveolar changes and mild reticular interstitial pattern and there is an enlargement of the cardiac silhouette with collapses tracheae and ascites.

(B) Left lateral thoracic X-ray an 8,5 year - old male infected with C. aerophila. An oedema pulmonum is present and there is a large enlargement of the cardiac silhouette due to the dilated cardiomyopathy with hydropericardium present with bronchial wall thickening and increased interstitial opacity.

(C) Right lateral thoracic X-ray a 6 year - old female infected with C. aerophila. Bacterial bronchopneumonia with complex lung pattern, characterized by bronchial and alveolar changes and emphysema and atelectasis of the diaphragmatic lobes.

(D) Right lateral thoracic X-ray a 9 year - old female infected with C. aerophila. The virus caused bronchopneumonia with secondary bacterial complications and complex lung pattern, characterized by bronchial and alveolar changes with atelectasis of caudal pulmonary lobes and increased interstitial opacity.

(E) Right lateral thoracic X-ray a 7,5 year -old male infected with C. aerophila. Bacterial bronchopneumonia complicated with pneumothorax and pulmonary hypertension - there is an enlargement of the pulmonary artery of the caudal lobar pulmonary artery.

(F) Right lateral thoracic X-ray a 7,5 year -old male infected with C. aerophila. Bronchoalveolar localization of Ca with oedema pulmonum characterized by bronchial and alveolar changes and very difficult respiratory signs due to; tachypnoea, dyspnoea with abdominal breathing, and end-inspiratory crackles upon auscultation.

DOI: https://doi.org/10.2478/helm-2020-0046 | Journal eISSN: 1336-9083 | Journal ISSN: 0440-6605
Language: English
Page range: 322 - 334
Submitted on: Apr 3, 2020
Accepted on: Jul 24, 2020
Published on: Nov 19, 2020
Published by: Slovak Academy of Sciences, Institute of Parasitology
In partnership with: Paradigm Publishing Services
Publication frequency: Volume open

© 2020 P. Stepanović, D. Despotović, S. Dimitrijević, T. Ilić, published by Slovak Academy of Sciences, Institute of Parasitology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.