Hematological, coprological and tracheoscopy results in pheasants (Phasianus colchicus) experimentally infected with Syngamus trachea

ADULT PHEASANTS (11 ms)	Ec (T/l) Mean ± SD	Ht (1/1)	Hb (g/l)	Le (G/l)	He (%)	Eo (%)	Ba (%)	Ly (%)	Mo (%)
A 1	2.64 ± 0.234	0.396 ± 0.013	103.7 ± 6.914	29.5 ± 4.227	34.1 ± 6.58	0.60 ± 0.49	0.6 ± 0.49	64.1 ± 6.17	0.6 ± 0.49
A	2.525 ± 0.194	0.384 ± 0.013	100.5 ± 5.937	31.2 ± 3.627	33.8 ± 9.64	1.40 ± 0.66	0.7 ± 0.64	63.3 ± 9.34	0.8 ± 0.63
t-test
Paired t test
P value	p<0.0001	p<0.0001	0.0003	0.0020	0.8056	0.0031	0.7142	0.5395	0.4486
P value summary	***	***	***	**	ns	**	ns	ns	ns
Are means signif.different? (P<0.05)	Yes	Yes	Yes	Yes	No	Yes	No	No	No
B 1	2.471 ± 0.206	0.397 ± 0.015	103.9 ± 6.204	28.0 ± 2.863	35.6 ± 8.59	0.6 ± 0.66	0.8 ± 0.75	61.2 ± 8.68	0.4 ± 0.49
B	2.27 ± 0.159	0.396 ± 0.012	93.4 ± 3.072	31.0 ± 3.065	35.6 ± 8.52	1.6 ± 0.92	0.8 ± 0.75	61.6 ± 8.31	0.4 ± 0.49
t-test
Paired t test
P value	0.0026	0.7577	p<0.0001	0.0067	1.0000	0.0038	1.0000	0.1039	1.0000
P value summary	**	ns	***	**	ns	**	ns	ns	ns
Are means signif.different? (P<0.05)	Yes	No	Yes	Yes	No	Yes	No	No	No
C 1	2.954 ± 0.3	0.395 ± 0.017	104.8 ± 7.871	28.3 ± 4.605	28.5 ± 5.82	0.5 ± 0.5	0.8 ± 0.75	69.2 ± 6.16	1 ± 0.77
C	2.877 ± 0.283	0.397 ± 0.012	106.7 ± 7.10	30.6 ± 3.104	31.4 ± 3.58	0.8 ± 0.75	0.6 ± 0.49	64.4 ± 5.68	0.8 ± 0.75
t-test
Paired t test
P value	0.1226	0.7435	0.0973	0.0531	0.2191	0.2789	0.5109	0.0056	0.5843
P value summary	ns	ns	ns	ns	ns	ns	ns	**	ns
Are means signif.different? (P<0.05)	No	No	No	No	No	No	No	Yes	No
D 1	2.833 ± 0.195	0.396 ± 0.017	102.7 ± 5.254	32.1 ± 2.30	33.1 ± 3.24	0.6 ± 0.66	0.4 ± 0.49	65.1 ± 3.21	0.8 ± 0.6
D	2.814 ± 0.219	0.386 ± 0.016	102.1 ± 4.369	32.5 ± 2.418	32.2 ± 2.23	0.6 ± 0.66	0.4 ± 0.49	66.2 ± 2.36	0.6 ± 0.66
t-test
Paired t test
P value	0.7115	0.1679	0.6748	0.6959	0.4036	1.0000	1.0000	0.2919	0.5109
P value summary	ns	ns	ns	ns	ns	ns	ns	ns	ns
Are means signif.different? (P<0.05)	No	No	No	No	No	No	No	No	No

TTable 2.

Hematological findings in young pheasants.

YOUNG PHEASANTS (8 ws)	Ec (T/l) Mean ± SD	Ht (1/1)	Hb (g/l)	Le (G/l)	He (%)	Eo (%)	Ba (%)	Ly (%)	Mo (%)
A 1	2.88 ± 0.145	0.389 ± 0.016	101.6 ± 4.20	32.4 ± 3.168	29.9 ± 4.48	0.8 ± 0.6	0.6 ± 0.49	68.2 ± 3.74	0.5 ± 0.5
A	2.745 ± 0.14	0.381 ± 0.012	98.4 ± 3.072	33.9 ± 2.467	28.3 ± 3.29	1.5 ± 0.67	0.7 ± 0.46	68.8 ± 3.09	0.7 ± 0.46
t-test
Paired t test
P value	p<0.0001	0.0031	0.0004	0.0384	0.0330	0.0445	0.6601	0.3133	0.388
P value summary	***	**	***	*	*	*	ns	ns	ns
Are means signif.different? (P<0.05)	Yes	Yes	Yes	Yes	Yes	Yes	No	No	No
B 1	2.903 ± 0.211	0.394 ± 0.013	101.6 ± 4.521	32.5 ± 3.354	31.5 ± 3.07	0.6 ± 0.663	0.6 ± 0.49	66.4 ± 3.23	0.9 ± 0.94
B	2.645 ± 0.186	0.387 ± 0.014	95.2 ± 2.675	33.1 ± 3.30	33.6 ± 3.26	1.6 ± 0.916	0.8 ± 0.6	63.2 ± 4.38	0.9 ± 0.7
t-test
Paired t test
P value	p<0.0001	0.2848	0.0005	0.4679	0.0029	0.0229	0.4486	0.0054	1.0000
P value summary	***	ns	***	ns	**	*	ns	**	ns
Are means signif.different? (P<0.05)	Yes	No	Yes	No	Yes	Yes	No	Yes	No
C 1	2.94 ± 0.213	0.386 ± 0.019	103.3 ± 7.563	33.0 ± 3.464	31.3 ± 4.34	0.5 ± 0.5	0.6 ± 0.49	67.0 ± 4.47	0.6 ± 0.49
C	2.602 ± 0.174	0.391 ± 0.014	96.6 ± 4.841	34.2 ± 1.72	33.1 ± 4.18	1.2 ± 0.6	0.5 ± 0.5	64.6 ± 4.50	0.6 ± 0.49
t-test
Paired t test
P value	p<0.0001	0.4525	0.0003	0.1475	0.0744	0.0013	0.6733	0.0351	1.0000
P value summary	***	ns	***	ns	ns	**	ns	*	ns
Are means signif.different? (P<0.05)	Yes	No	Yes	No	No	Yes	No	Yes	No
D 1	2.8 ± 0.201	0.399 ± 0.014	100.4 ± 7.618	31.3 ± 2.90	30.8 ± 3.46	0.6 ± 0.489	0.7 ± 0.64	67.2 ± 3.43	0.7 ± 0.46
D	2.86 ± 0.241	0.405 ±0.01	100.0 ± 5.059	30.9 ± 2.165	32.5 ± 4.15	0.7 ± 0.64	0.6 ± 0.49	65.7 ± 3.82	0.5 ± 0.5
t-test
Paired t test
P value	0.0299	0.3288	0.7239	0.5744	0.2745	0.6783	0.7142	0.2932	0.388
P value summary	*	ns	ns	ns	ns	ns	ns	ns	ns
Are means signif.different? (P<0.05)	Yes	No	No	No	No	No	No	No	No

Tracheoscopic finding of *Syngamus trachea* adults fixed to tracheal mucosal lining.

Adult gapeworms fi xed in lower part of trachea, bifurcation seen.

Infectious L3 larvae of *Syngamus trachea* encysted in the body wall of earthworm – compression microscope slide, magnification 10x.

Summary of endoscopic and EPG examinations in young and old pheasants.
A - group infected with three earthworms; B - group infected with five earthworms; C - group infected with 200 embryonated eggs; D - control group

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DOI: https://doi.org/10.2478/helm-2025-0019 | Journal eISSN: 1336-9083 | Journal ISSN: 0440-6605

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Language: English

Page range: 230 - 240

Submitted on: Jun 11, 2025

Accepted on: Jul 23, 2025

Published on: Nov 26, 2025

Published by: Slovak Academy of Sciences, Institute of Parasitology

In partnership with: Paradigm Publishing Services

Publication frequency: Volume open

Keywords:

pheasant,

Syngamus trachea,

hematology parameters,

endoscopy

Related subjects:

Life sciences,

Zoology,

Ecology,

Life sciences, other,

Medicine,

Clinical medicine,

Microbiology, virology and infection epidemiology

© 2025 V. Vrabec, A. Königová, Z. Vasilková, E. Sesztáková, F. Humeník, P. Lazár, L. Molnár, published by Slovak Academy of Sciences, Institute of Parasitology
This work is licensed under the Creative Commons Attribution 4.0 License.

Volume 62 (2025): Issue 3 (September 2025)

Hematological, coprological and tracheoscopy results in pheasants (Phasianus colchicus) experimentally infected with Syngamus trachea

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TTable 2.

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