Raising backyard chicken can be a rewarding experience , but it also come up with its own set of challenges . Among these are the various diseases and wellness problems that can bear upon your flock .
This comprehensive usher covers 21 common Gallus gallus ailments , detailing their causes , symptoms , and intervention options . understand these effect and knowing how to address them is essential for maintaining a healthy flock .
Whether you ’re dealing with bacterial , viral , or parasitical infection , this guide provide actionable advice to help you manage and prevent these wellness problems efficaciously .

1. Marek’s Disease
Marek ’s Disease is a highly catching viral contagion triggered by a herpesvirus . It primarily dissemble young Gallus gallus , often resulting in paralysis and tumour . symptom may let in one stage stretched forward while the other extend back , and mirky eye designate vision expiration .
Chicks are most susceptible within the first few week of living . There is no cure , making bar critical ; vaccinate chicks on the first day . Infected birds should be culled to prevent the spread to others . Maintaining a clean environment and practicing good biosecurity can assist deoxidise the risk of infection of infection .
2. Coccidiosis
Coccidiosis is a common and serious bloodsucking transmission in chickens , stimulate by protozoa . Infected birds often show symptom like bally droppings , helplessness , and pathetic weightiness gain .
The disease thrives in moist and insanitary conditions , attain cleanliness substantive . Treatment typically call for medicated feed containing amprolium , which helps subjugate the severity of the infection .
continue the coop dry and fair is fundamental to prevent future outbreaks . Regularly exchange bedding and ensure right ventilation to minimize moisture construct - up . Early intervention can importantly improve convalescence rates and forbid severe illness .

© Randy’s Chicken Blog
3. Newcastle Disease
Newcastle Disease is a viral infection that affects a variety of bird species , including chicken . Symptoms crop from coughing and sneeze to more stark neurological signs like twisted necks and paralysis .
There is no remedy , so inoculation is the elementary method acting of bar . Affected raspberry should be isolated to belittle the risk of spread the virus . Practicing strict biosecurity and maintaining ripe hygiene in the domestic fowl environment can help keep irruption .
It ’s vital to report any distrust cases to local authorities to control the spread and protect both domesticated and wild fowl populations .

© Roobeez
4. Fowl Pox
Fowl Pox is a slow - spreading viral disease that presents in two forms : dry and slopped . The dry physique cause blackleg on the cockscomb , wattles , and other skin areas , while the soaked mannequin leads to lesions in the oral fissure and upper respiratory pamphlet .
There is no unmediated treatment for Fowl Pox ; however , lend oneself iodine to the lesions can help manage symptoms . Vaccines are available and are efficient in preclude the disease .
preserve shuttlecock comfortable and isolated from mosquito , which spread the computer virus , can also reduce the risk of infection .

© NJ.gov
5. Infectious Bronchitis
Infectious Bronchitis is a highly contagious viral disease that affects the respiratory parcel of land of chickens . coarse symptom let in sneeze , reeking eyes , and a significant cliff in egg production .
There is no specific treatment , but supportive care can ease symptom . keep the affected birds warm and ensuring they have access to clean urine and feed is indispensable .
inoculation is an effective preventive amount and should be part of routine flock direction . maintain high biosecurity standards and right ventilation in the coop can further facilitate in controlling the bedcover of the virus .

© Wilma The Wonder Hen Blog
6. Infectious Coryza
infective Coryza is a bacterial infection that causes intumescency of the face , nasal dismission , and a foul odor . It distribute rapidly in flocks , especially in poorly ventilated coops .
While antibiotic may help manage symptom , doll often become womb-to-tomb carriers , posing a uninterrupted risk of diffuse the disease . Improving air tone and sanitation in the coop can prevent outbreaks .
Isolate infected birds and practice stern biosecurity measures to protect the rest of the flock . Regular health baulk and maintaining a tension - free surroundings can also cut the relative incidence of infection .

© SDSU Extension – South Dakota State University
7. Avian Influenza (Bird Flu)
Avian Influenza , commonly cognise as Bird Flu , is a viral infection that affect birds worldwide . Symptoms in chickens include sudden death , gentle combing , and terrible respiratory distress .
There is no therapeutic for Avian Influenza , stool bar and dominance critical . Strict biosecurity measures should be implemented to keep the debut and spread of the computer virus .
Infected birds should be reported to authorities immediately . It ’s essential to trammel contact between domesticated poultry and wild birds , which can carry the computer virus . right disposal of infected carcasses and thorough cleaning of deftness can assist control eruption .

© Poultry DVM
8. Mycoplasma Gallisepticum (Chronic Respiratory Disease)
Mycoplasma Gallisepticum is a bacterial - like being causing Chronic Respiratory Disease in chickens . symptom include coughing , rhinal release , and eye puffiness . Although antibiotic can ease symptoms , infected birds typically remain carriers for life sentence .
amend coop ventilating system and reduce junk to minimize outbreaks . Quarantine new and sick birds to foreclose disease scatter . inoculation may put up some protection and should be considered in high - risk areas .
Maintaining a focus - spare environs and supply a balanced dieting can plump for immune function , reducing the likelihood of dangerous infections . Regular wellness monitoring is indispensable for early detection and direction .

© Vox
9. Bumblefoot
Bumblefoot is a bacterial infection that occurs in the footpad of chicken , often due to injury or poor cage condition . Affected birds display a conceited , lovesome , and scabby foot , which can run to gameness if untreated .
Treatment involves imbue the foot in warm water , carefully removing the blackleg , and apply antibiotic emollient . bandage the foot and keeping the henhouse prohibitionist can aid recuperation .
preventive bar include using soft bedding and eliminating sharp objects in the henhouse . on a regular basis inspect feet for early signs of transmission to ensure straightaway treatment and minimize uncomfortableness .

© Bird Vet
10. Egg Binding
Egg Binding happens when a hen can not travel by an egg , usually due to atomic number 20 inadequacy or reproductive issues . Signs let in lethargy , straining , and a egotistical abdomen .
prompt care affect placing the hen in a strong tub to help slacken musculus and providing Ca supplements to strengthen compression . If home remedies fail , professional veterinary assistance is necessary .
Prevent testis binding by providing a balanced dieting racy in calcium and maintaining a stress - spare environs . Regular monitoring of testis - place hens can help name and address this result pronto , guarantee the wellness and well - being of the hatful .

© The Chicken Coop Company
11. Parasites (External & Internal)
Parasites , both international like bird louse and mites , and internal like worms , are plebeian in chickens . Infestations pass to symptom such as itching , feather red , and pale combs . Regular dust bathtub and maintaining a clean coop help prevent infestations .
Treatment necessitate using poultry - safe dewormers and insecticides . Rotating free - range areas can reduce parasite load in the environment . Regular health checks can get infestations early , grant for timely treatment .
Providing a varied diet supports the immune system , helping chickens fight off parasitic infections . Ongoing management ensures a healthy and productive flock , free of plaguy sponge .

12. Aspergillosis (Brooder Pneumonia)
Aspergillosis , also known as Brooder Pneumonia , is get by fungal spores often find out in moldy bedding material or feed . It leads to gasping , weakness , and severe respiratory distress . There is no cure , so prevention is essential .
Remove moldy material now and maintain dry , clean aliveness conditions . see to it proper breathing in the cage can help tighten humidity and mold growth . stirred boo should be sequester to foreclose the spread of fungal spores .
on a regular basis inspect and replace bedding to maintain optimum environmental conditions , minimize the risk of Aspergillosis in your flock .

© Backyard Poultry – – Countryside
13. Vent Gleet (Cloacitis)
Vent Gleet , or Cloacitis , is an contagion of the vent area often triggered by a fungal or bacterial unbalance . symptom admit a egotistical , smelly volcano area and plumage loss . Treatment involves Epsom salt baths to clean the area , antifungal applications , and probiotics to regenerate level-headed gut vegetation .
Improved coop hygiene and a well - balanced dieting can prevent future occurrences . on a regular basis make clean the vent orbit and monitor for early signs of contagion . furnish strain - liberal living conditions and proper nutrition supports overall health , reducing susceptibility to Vent Gleet and other infections .
14. Worm Infestations (Roundworms, Tapeworms, etc.)
dirt ball infestation , including roundworms and tapeworms , are rife in domestic fowl . They get symptoms such as diarrhea , weightiness loss , and sick comb . quotidian deworming with poultry - good medications and preserve a clean coop environs can control infestation .
Regular faecal examinations help detect and treat worms early . Rotating pastures and preserve feed and water clear also boil down photograph . render garlic or pumpkin seed as rude dewormers can complement established treatments .
Monitoring mint health and promptly addressing any signs of infestations bring to maintaining a hefty and thriving mint , minimizing the shock of parasitical worm .

© Bitchin’ Chickens
15. Avian Encephalomyelitis
Avian Encephalomyelitis is a viral disease affecting the key queasy system of rules of young chickens . symptom include uncoordinated movements , tremors , and paralysis , primarily in doll .
There is no cure , so bar is all-important ; vaccinate breeder flocks to protect succeeding contemporaries . Isolate affected razz to forbid the spread of the computer virus . insure adequate aliment and a stress - gratis environs supports resistant map .
Regular monitoring and vaccination protocols assist sustain healthy flocks . Early detection is lively for manage the disease and minimizing its impingement on young birds , safeguard the future productivity of the mess .

© Bitchin’ Chickens
16. Salmonella
Salmonella is a bacterial infection that can affect chickens and humans likewise , often transmitted through contaminated eggs . symptom in wimp admit looseness of the bowels and a drop in egg output , though they can also be symptomless attack aircraft carrier .
While the infection is often self - limiting , ensuring proper sanitisation and eggs handling is crucial to prevent spread . even cleaning of the coop and equipment reduces bacterial cargo .
Implementing biosecurity measure and providing a balanced diet strengthens the batch ’s resistance . maintain hygiene practices minimize the risk of Salmonella , protect both your birds and your family from possible outbreaks .

© The Veterinary Nurse
17. E. coli Infections (Colibacillosis)
E. coli infections , or Colibacillosis , occur when chickens are exposed to fecal pollution . Symptoms include impuissance , breathing difficulty , and looseness of the bowels . Administering antibiotic drug can care for the infection , but improving hygiene and ventilation system is primal to prevention .
veritable cleanup of the coop and ensuring right airflow reduces bacterial outgrowth . insulate sick hiss and supervise mountain health helps prevent outbreaks . Providing clean water and a nutritive diet enhances immune function , assist in recuperation and ohmic resistance .
logical direction practices and swift reception to symptom facilitate maintain a sizeable flock free from E. coli - relate issues .

© Poultry TRENDS
18. Toxoplasmosis
Toxoplasmosis is a parasitical contagion that can affect chickens , often contracted through striking with cat stool . Symptoms admit tremor , paralysis , and general failing . There is no remedy for Toxoplasmosis , make bar all important .
Keep big cat out from chicken feed and piss sources to downplay exposure . Maintaining light livelihood conditions and proper sanitation reduce the danger of infection . even wellness halt and monitoring for symptom provide for early intervention and management .
Ensuring a stress - free environment and balanced nutrition helps support the mickle ’s overall health and resilience against various infection , including Toxoplasmosis .

© Texas A&M Today – Texas A&M University
19. Crop Impaction or Sour Crop
Crop impacted tooth occur when a block foreclose food from passing from the craw to the stomach . A sour crop may grow due to fungous overgrowth . Symptoms include a swollen , sour - smelling craw and loss of appetite .
Treatment involves harvest massage , flush , and antifungals if necessary . Prevent impaction by providing guts to help digestion and avoiding feed long grasses . on a regular basis curb the crop ’s condition to catch issues early .
A balanced diet and clean water supply documentation overall digestive health . right direction and thoughtful tending can foreclose and purpose crop - relate issues , ensuring salubrious digestion .

© Poultry DVM
20. Fowl Cholera
Fowl Cholera is a bacterial infection get by Pasteurella multocida . It manifests as sudden death , egotistic wattles , and light-green droppings . Antibiotics can help superintend outbreaks , but infected birdie may stay on carriers , posing a jeopardy to others .
Vaccines are uncommitted and can prevent the disease . amend coop hygiene and ventilation quash bacterial feast . isolate septic birds and rehearse rigorous biosecurity touchstone are vital in controlling outbreaks .
Regular wellness monitoring and vaccination protocols contribute to maintain great deal health . Swift interference and ongoing management assist minimize the impact of Fowl Cholera on your boo .

© ECOnourish
21. Gumboro Disease (Infectious Bursal Disease)
Gumboro Disease , or Infectious Bursal Disease , is a viral contagion that primarily bear on young chick . It causes symptom such as looseness of the bowels , desiccation , and fluff feather . There is no therapeutic for Gumboro Disease , making bar of the essence .
Vaccination of untried doll is the most effective style to protect them from the virus . Maintaining clean-living and dry living conditions minimizes the risk of infection .
sequester septic fowl and use near biosecurity measures are all-important in preventing the spread of the computer virus . even health check mark and a balanced diet keep overall chick wellness and resiliency .

© British Hen Welfare Trust

© Poultry DVM

© Afyavet Livestock Vaccines GmbH