Milk Borne Diseases list

Milk borne diseases list


Milk borne diseases

Causative Agent Source of Infection Sings/Symptoms


Anthrax Bacillus anthraces Milk handlers External form:
Malignant pustule, red inflamed swelling and fever
Internal form:
Pneumonia with haemorrhage
To control it Boil milk for 40 minutes
Autoclaving at pressure of 15 lbs
Prevent environment contamination of milk by boiling
Botulism Chlostridium botulinum Milk Vomiting, abdominal pain and difficulty in vision later nervous symptoms consisting double vision, drooping of eyelid dilatation of pupil Adequate heat treatment of milk
Cool and storage at 100oC
Bacillary Dysentery Shigella flexneri, Sh. sonnei, Sh. dysenteries Milk handlers Dysentery, fever, meningeal symptoms Strict sanitary discipline is enforced in dairy workers.
Heat treatment of milk
Brucellosis Brucella abortus, Br. meletensis, Br. suis Milch animals Pain in joint and back, temperature is usually undulant, headache, liver and spleen enlarge. It causes abortion in female Adequate heat treatment of milk
Eradication of disease from dairy animals by test and elimination method
Control of disease by vaccination
Cholera Cholera vibrio Milk handler, soil, hand of patient and carrier Painless diarrhea and vomiting, initially skin is dry and wrinkled leg, eyes deeply shrunken Heat treatment of milk
Coli infection Pathogenic strain of Escherichia coli Milk handlers Gastroenteritis and pneumonia Milk from quarter affected with mastitis should not be used
Adequate heat treatment of milk
Cooling and storage at 10oC
Chlostridium Welch infection Chlostridium welch Milk, milk handlers Gastroenteritis, vomiting, weakness and dehydration Heat treatment of milk
Immediate cooling of milk at 10 oC or below
Diphtheria Corynebacterium progenies Milk handlers Chilliness and depression, sometimes vomiting and diarrhea, uneasiness in throat, difficulty, stiffness of back and neck Heat treatment of milk,
Examination of milk handlers
Pasteruellosis Pasteruella multocida Milch animals Fever pneumonia Microorganism is destroyed at the usual pasteurization temperature
To prevent recontamination of milk after pasteurization
Q fever Coxiella burnetti (Rickettsial) Milch animals, milk Fever, sever headache and some forms of infection of lungs often causes pneumonia Calving shed should be away from milk shed
Adequate heat treatment of milk and prevent recontamination
Staphylococcal interotoxic gestroenteritis Staphylococus aureus Milk handlers, milk Sever nausea and vomition, diarrhea of less importance, weak pulse, subnormal temperature, sever prostration Autoclaving at 15 lbs. for 20 min causes almost destruction of organism
Immediate cooling of milk to 10 oC or below
Streptococcal infection Streptococci of Group A Milk handlers milch animals Scarlet fever, sore throat, difficulty in swallowing and breathing Health control of dairy workers
Exclusion of milk from mastitis affected quarters
Adequate heat treatment of milk
Adequate cooling of milk
Tick born encephalitis Tick borne encephalitis virus Milch animals especially goats milk High rise of temperature, drowsiness, headache, mental confusion and encephalitis Adequate heat treatment of milk
Immediate cooling of milk at 10 oC
Tuberculosis Mycobacterium tuberculosis Milk handlers milch animals Cough of an irritable nature particularly in the morning. Loss of appetite and lose of weight, diarrhea or constipation. Pleurisy causing pain in chest temperature is of swinging type. Enlargement of lymph gland Eradication of bovine tuberculosis
Adequate heat treatment of milk
Health control of dairy workers