Fracture of the Os Pedis

Fracture of the Os Pedis

408 The Veterinary Journal. FRACTURE OF THE OS PEDIS. BY W!\I. A. HURRELL, M.R.C.V.S., SOUTH MINSTER. ON the rst August last I was called in to see ...

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408

The Veterinary Journal. FRACTURE OF THE OS PEDIS. BY W!\I. A. HURRELL, M.R.C.V.S., SOUTH MINSTER.

ON the rst August last I was called in to see a cart-mare reported to be very lame, the property of R. Page, Esq., Down Hall, Bradwell. Histol'Y.- The mare, with a foal at her side, was out at grass, when she was found to be very lame. She had no shoes on any of her feet. The farrier had been sent for, but he could find nothing the matter with her foot, though he put a shoe on it. As the lameness increased, my opinion \Vas solicited. Symptoms.-The mare is very lame in near fore-foot; so much so that she is scarcely able to put it on the ground. She is also apparently suffering much pain, and constantly moving the limb. The appetite is bad, and the foot very hot round the coronet, as well as swollen up the leg as far as the knee. Pulse full, and the breathing accelerated. Diagllosis.-Foot lameness. ProglZosis.-I believed that suppuration was going on, and that when the matter was let out of the foot the mare \Vould soon be well. Treatme1zt.- The shoe was removed, when the foot was found to be very tender on pressure at the toe; it was well pared out, and then there was discovered a very large accumulation of pus. A free opening was made for its escape, and the wound was dressed with digestive ointment. Stimulating liniment was also applied to the coronet. Warm fomentations were ordered, as well as bran poultices. Gave Fever medicine. August 4th.- Mare better, but still very lame, though not suffering so much pain. Continued the same treatment as before. 7th.-Mare better. On examining the foot, a portion of the sensitive sole appeared to be sloughing. Dressed the wound with zinci chlor. lotion, I to r6. Continued poultices, as there still appeared to be pus in the foot. I ah.-Mare a little better; removed portions of the slough from the sensitive sole. Continued the dressing. 16th.-Mare much improved. On removing portions of the slough, the toe of the os pedis was disclosed to view, presenting a

Fracture

of the

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blackened appearance. On manipulation, I found that the pedal bone was broken, the anterior portion being loose. vVe coulJ not remove the piece of bone with small forceps. Continued the same treatment, with the exception of the poultices. 25th.-Scarcely any lameness. The bone presented somewhat the same appearance; it was still very tightly fixed, being held by attachments of the lamina!. It was determined to remove it; so the opening was made larger, and with a bistoury the attachments of the lamince to the detached portion of bone were divided, when it was removed by a strong pair of forceps . It was three and a half inches long, forming the entire anterior margin of the pedal bone; it varied in width from half an inch to an inch and a half. Continued the cleansing and dressing with zinci chlor. lotion and digestive ointment. 28th.-The mare is very little lame; the wound in the foot is doing well; very little discharge, and no offensive smell. Continued part of zinci chlor. lotion and cupri sulph.,-the latter I to 20. September 3rd.-Mare doing well. No lameness; wound .in the foot healing up; very little discharge. Continued the treatment. 8th.-Mare not quite so well; going rather more lame. Believe there is a slight accumulation of matter in the foot. Ordered bran poultices and digestive dressing. I rth.-Mare about the same; continued poultices and digestive dressing. 18th.-Mare better; very little discharge; the wound in the foot is horning over nicely; a little exuberant granulation in a place 01' two; the margins were touched with powdered hydrarg. bichlorid. Applied cupri sulph. lotion- I to 12-with digestive ointment, and discontinued poultices. October Ist.-Mare comparatively well; the wound is quite horned over; no lameness. Shoe to be put on, and the mare allowed exercise for a few days, and then to go to work. 2oth.-Mare working well; no lameness. She is at road-work, as I thought if she worked on the land the sods might bruise the foot, the sole not having yet regained its former strength. November I.-Mare working well. 't'OL. V.

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The Veten'uary Journal.

[Mr. Hurrell inquires how it happened that the os pedis became fractured, seeing that the mare was running out with a lot of other mares, all of them with foals. She had not shoes on for months. In all probability the bone was fractured during galloping, and it is not unlikely its tissue may have been abnormally brittle. We should much like to obtain the foot-hoof and contents-should the opportunity offer.]

GANGRENOUS MAMMITIS IN A MARE. BY THE SAME. SEPTEMBER 15th, 1877.-A chestnut mare, eight years old, belonging to G. \ V. Galloway, Esq., Cricksea Place. History.-T::c mare had come off the marshes a week before, having had her foal running by her side. The colt was taken away from her to wean it, as it had a sore throat and was unable to suck; the mare being then in apparently good health. doubt, some days previously the colt had been unable to withdraw the milk, and thus inflammation of the mammce was produced. The bailiff had noticed the" bag" swollen and hard for several days, but did not attach any importance to it. Symptoms.-Wasted appearance of the animal; inappetance; mammary glands hot, swollen, and very painful to the touch, and small quantities of thick pus could be drawn from both teats; dejected look; swollen legs, stiff gait. Respiration increased; pulse small; mucous membranes injected. Diagnosis.-Mammitis, accompanied by CEdema, the latter being the result of debility. Prognosis.-Very doubtful. Treatment : I5th.-Pulse 80, weak j respiration 32; temperature 104'3° (Fahr.). Ordered warm fom entations to the parts inflamed, and evaporating lotion; gave Fever medicine, with ext. belladonna :;j ; removed the mare to a loose · box. Diet: mash, hay, small quantities of corn, etc. I6th.-Pulse 76, weak; respiration 34; temperature 105 ' 10. Mare much about the same; much fever; mammary glands more

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