Hints from the Health Department. Leaflet from the archive of the Society of Medical Officers of Health. Credit: Wellcome Collection, London
[Report of the Medical Officer of Health for London, City of ]
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54
Of the 40,058 bovines (all sub-divisions), 183 or 0.45 per cent. showed lesions
of tuberculosis.
An analysis of the records shows that the percentage of animals with tuberculosis
was:—
Bulls 4.40 per cent.
Calves 0.04 „
Cows 28.00 „
Heifers 3.10 ,,
Oxen 2.00 „
In observations on the extent of tuberculosis in young calves it is interesting
to note how extensively they may be affected and how the situation of the lesions
vary. The following Table shows the position of the lesions in the organs of 14
calves, all under five months old.
In order to show which organs are most commonly affected with tuberculosis,
and also where lesions are most commonly found in carcases and their lymph
glands, an analysis has been made with reference to the carcases and organs of
cows, all of which were under nine years of age, and other cattle, all of which were
under six years of age, vide Table No. 2.
CARCASES AND ORGANS SHOWING LESIONS OF TUBESCULOSIS
| ORGANS. | COWS (79 affected). | OTHER CATTLE (90 affected). | ||
|---|---|---|---|---|
| No. of animals showing lesions. | Per-centage. | No. of Animals showing lesions. | Per centage. | |
| In head glands (Retropharyngeal) | 49 | 62.0 | 49 | 54.4 |
| In tongue glands (Submaxillary) | 37 | 46.8 | 23 | 25.5 |
| In lungs glands and/or substance | 71 | 89.9 | 75 | 83.3 |
| In livers glands and /or substance | 52 | 65.8 | 43 | 47.8 |
| In pancreas glands and /or substance | 45 | 56.9 | 26 | 28.9 |
| In heart (Pericardium) | 15 | 19.0 | 1 | 1.1 |
| In heart (Epicardium) | Nil. | Nil. | Nil. | Nil. |
| In stomach glands and/or Peritoneum | 40 | 50.6 | 4 | 4.4 |
| In spleen glands and/or Peritoneum | 28 | 35.4 | 2 | 2.2 |
| In mesentery glands | 54 | 68.3 | 36 | 40.0 |
| In kidneys | 12 | 15.2 | 3 | 3.3 |
| In mammary glands (Udder) | 23 | 29.1 | Nil. | Nil. |
| In supra-mammary lymph glands | 25 | 31.6 | Nil. | Nil. |
| In uterus | 4 | 5.1 | Nil. | Nil. |
| CARCASES. | ||||
| In Pleura | 42 | 53.2 | 13 | 14.4 |
| In Peritoneum | 40 | 50.6 | 2 | 2.2 |
| In Popliteal lymph glands | Nil. | Nil. | Nil. | Nil. |
| In Ischiatic lymph glands | Nil. | Nil. | Nil. | Nil. |
| In Precrural lymph glands | 7 | 8.9 | 2 | 2.2 |
| In Inguinal lymph glands | Nil. | Nil. | Nil. | Nil". |
| In Iliac lymph glands | 35 | 44.3 | 3 | 3.3 |
| In Lumbar lymph glands | 24 | 30.4 | Nil. | Nil. |
| In Renal lymph glands | 26 | 32.9 | 4 | 4.4 |
| In Supra-Renal bodies | 2 | 2.5 | Nil. | Nil. |
| In Dorso-Costal lymph glands | 26 | 32.9 | 2 | 2.2 |
| In Supra-Sternal lymph glands | 18 | 22.8 | 7 | 7.8 |
| In Prepectoral lymph glands | 31 | 39.2 | 3 | 3.3 |
| In Prescapular lymph glands | 16 | 20.2 | 2 | 2.2 |
TABLE I.—SHOWING NUMBER OF CARCASES AND QUARTERS SEIZED AND DESTROYED AT ALDGATE.
| Cause for Destruction. | BEEF. | MUTTON. | VEAL. | |||
|---|---|---|---|---|---|---|
| Carcases. | Quarters. | Carcases. | Quarters. | Carcases. | Quarters. | |
| Asphyxia (Partial) | l | .... | 4 | .... | 16 | .... |
| Functional Derangement | .... | .... | 2 | .... | .... | .... |
| Hydraemia and Emaciation | l | .... | 23 | .... | 4 | .... |
| Injury | .... | .... | .... | 8 | 3 | 6 |
| Jaundice | .... | .... | .... | .... | 1 | .... |
| Malignant Growth | .... | .... | .... | .... | 1 | .... |
| Pleurisy | .... | .... | 1 | 13 | 5 | .... |
| Pneumonia | .... | .... | 12 | .... | 18 | .... |
| Tuberculosis | 38 | 2 | .... | .... | 10 | .... |
| Totals for the year 1924 | 40 | 2 | 42 | 21 | 58 | 6 |
| Totals for the year 1923 | 30 | 6 | 48 | 17 | 51 | 3 |