780 INDEX OF DISEASES AND REMEDIES 



NAVICULAB DISEASE continued. 



Stand horse in warm water bath, or apply wet swabs to coronets for 



several hours daily. 

 Apply at night poultice, but not too unwieldy, or it may prevent patient 



lying down. 



Dose of physic and cooling diet. 

 After fortnight or three weeks blister coronet. 

 If marked benefit does not result, relegate horse to slow work and shoe 



with wedge-heeled shoes. 

 Lameness sometimes diminished by shoeing with leather, and using 



shoes thick at quarters and thin at toe. 

 Where foot and limbs otherwise good, perform neurectomy above the 



fetlock. 



NECROSIS. 



A general term, formerly restricted to death of bone in whole or in 



part ; but now applied to local death of any tissue. 



Necrosis bacillus responsible for calf diphtheria ; necrosis of gastro- 

 intestinal mucous membrane in cattle and sheep, and some cases of 

 navel disease in calves and lambs. 



In bone, remove sequestrum ; iodoform and other antiseptic dressings. 

 Encourage reparative process by local and general antiseptic treatment. 



NETTLE RASH. 



Surfeit. See URTICARIA. 



NEPHRITIS. 



Inflammation of kidneys. Of several forms. 

 Absolute rest, light laxative food ; diluents, milk diet for dogs. 

 Maintain activity of other excreting channels, hydrogogue cathartics, 



sod. sulphate, jalap. 

 Fomentations, hot compresses ; fresh sheep-skin to loins of horses ; hot 



bath for dogs. 

 Pilocarpine hydrochloride. 



When heart weak or irritable, digitalis or caffeine. 

 Chronic cases require similar treatment. 

 Digestible nutritive food to sustain strength. 

 Digitalis, caffeine, and pilocarpine to combat effusion. 

 In purulent cases alkaline sulphites, copaiba, eucalyptus oil, camphor 



bromide, and salol. 



Where abscess diagnosed pus may be withdrawn by aspirator. 

 Extirpation of kidney has been successfully practised. 



NEURALGIA. 



Pain along course of a sensory or mixed nerve. 

 Endeavour to discover and remove any cause of nerve irritation. 

 Any wound likely to cause or aggravate the condition should be 



fomented and dressed antiseptically. 



Laxative beneficially promotes action of bowels and excretory channels. 

 Analgesics topically ; morphine or aiitipyrine hypodermically along 



course of nerve. 

 Administer salicylates, aspirin, or salines, with pot. iodide, quinine, 



arsenic ; pot. bromide where patient irritable. 

 Counter-irritants, mustard, iodoform, electricity in chronic cases. 

 Nerve-stretching by extension of parts or cutting down on nerve. 

 Generous diet, with fair proportion of oleaginous matters where patient 



debilitated. 



NEURITIS or PERINEURITIS. 



Inflammation of the sheath or tissue enclosing the nerve fibres. Occa- 

 sionally in all patients, from injury, rheumatism, lead-poisoning. 

 Remove cause if possible. 



Rest of parts supplied by nerve. Fomentations, analgesics. 

 In chronic cases blister along course of nerve. 





