Exposure to Moldy Hay: Causes & Reasons

Warning: Do not use in emergencies, if pregnant, if under 18, or as a substitute for a doctor’s advice or diagnosis. Learn more

Possible Causes for Exposure to Moldy Hay

Farmer's Lung

moldy hay. [ncbi.nlm.nih.gov]

As the exposure to this moldy hay becomes chronic, symptoms of respiratory illness start to surface. [epainassist.com]

Abstract Farmer's lung often presents clinically as recurring acute episodes several hours after exposure to moldy hay. [ncbi.nlm.nih.gov]

Hypersensitivity Pneumonitis due to Other Organic Dusts

Farmers lung is the most common form of hypersensitivity pneumonitis caused by repeated exposure to stuff like moldy hay, straw and grain. [healthblurbs.com]

Farmer's lung: This type of hypersensitivity pneumonitis is caused by exposure to dust from moldy hay, straw, and grain. [medlineplus.gov]

[…] or hay. [agebb.missouri.edu]

Saccharopolyspora Rectivirgula

Four subjects had clinical features of hypersensitivity pneumonitis after exposure to moldy hay. [ncbi.nlm.nih.gov]

Usually, people with Farmer's Lung do not associate their health problem with exposure to moldy hay. Instead, they go to their doctors complaining of breathing problems. [ccohs.ca]

The other three subjects had no clinical disease in spite of similar exposure. [ncbi.nlm.nih.gov]

Poultry Workers Lung

Usually, people with Farmer's Lung do not associate their health problem with exposure to moldy hay. Instead, they go to their doctors complaining of breathing problems. [ccohs.ca]

[…] a professional-grade respirator Storing crops in silage rather than bales is an option Equipment to handle feed can reduce exposure Wet down moldy hay before cleaning a barn [marshfieldclinic.org]

Hypersensitivity pneumonitis is a rare but serious problem caused by repeated exposures to mold -contaminated grain or hay. [webmd.com]

Extrinsic Allergic Alveolitis

General Exposure to stuffs... e.g. moldy hay - Farmer's lung, atypical mycobacteria - hot tub lung. Upper lung predominant disease. [librepathology.org]

Farmer's lung: This type of hypersensitivity pneumonitis is caused by exposure to dust from moldy hay, straw, and grain. [nlm.nih.gov]

The human and bovine forms of the disease may coexist on problem farms because of common exposure to dust from moldy hay. [merckvetmanual.com]

Pneumonitis

Farmer's lung This type of hypersensitivity pneumonitis is caused by exposure to dust from moldy hay, straw, and grain. [uihc.org]

Farmer's lung: This type of hypersensitivity pneumonitis is caused by exposure to dust from moldy hay, straw, and grain. [medlineplus.gov]

It is caused by repeated or intense exposure to proteins found in the feathers or droppings of many species of birds. [uihc.org]

Silo Filler's Disease

Exposure to thermophilic actinomycetes in moldy hay Hypersensitivity Pneumonitis - Farmer's Lung: What happens upon first exposure to the thermophilic actinomycetes in moldy [quizlet.com]

hay type III hypersensitivity reaction with antigen-antibody complex depositing in lung c an become type IV hypersensitivity reaction with chronic exposure Please rate topic [medbullets.com]

It results from the inhalation of mold spores from moldy hay, straw, or grain. [articles.extension.org]

Chemical Pneumonitis

Farmers lung is the most common form of hypersensitivity pneumonitis caused by repeated exposure to stuff like moldy hay, straw and grain. [healthblurbs.com]

Drug or Radiation Exposure-Related Interstitial Lung Disease

When responding to any injury—whether from a specific exposure (e.g., asbestos, nitrofurantoin, or moldy hay), an autoimmune-mediated inflammation from a systemic connective [clinicalgate.com]

Genetics (this is rare) Allergic reactions (one example is "farmer's lung," a reaction to moldy hay) ILD Due to Asbestos Exposure (Asbestosis) Asbestosis is the name used [allaboutmalignantmesothelioma.com]

Polymer Fume Fever

4-8 hours; Heavy exposure to: dusts from organic matter such as moldy hay, silage, compost or wood chips; Resolution: within two to three days; Comments: As for other inhalation [haz-map.com]

[…] systems; Organic dust toxic syndrome (ODTS) Symptoms: flu-like illness with cough preceded by eye and nasal irritation; Signs: leucocytosis; normal chest x-ray; Onset after exposure [haz-map.com]

Radiation Exposure-Related Interstitial Lung Disease

Inhalation of Phosgene Gas

PHOSGENE Used during World War I, it's a highly toxic gas that has no color but smells vaguely like moldy hay. [dailypress.com]

It's particularly insidious, in that exposure doesn't result in symptoms until 24 to 72 hours later. [dailypress.com]

Honeycomb Lung

[…] to bird droppings, animal urine (specifically rats or gerbils), moldy hay (“farmer’s lung”), certain chemicals (paints, resins, plastics, pesticides, etc), and various bacteria [emedicine.medscape.com]

Hypersensitivity pneumonitis Chronic hypersensitivity pneumonitis (HP) is caused by a type IV hypersensitivity reaction to an inhaled antigen, often observed in patients with exposure [emedicine.medscape.com]

Metal Fume Fever

4-8 hours; Heavy exposure to: dusts from organic matter such as moldy hay, silage, compost or wood chips; Resolution: within two to three days; Comments: As for other inhalation [haz-map.com]

Pneumonia

These pneumonias may occur following exposure to moldy hay or sugarcane, room humidifiers, and air-conditioning ducts, all of which contain the fungus Actinomyces. [britannica.com]

Maple Bark Strippers' Lung

[…] mc in PLEURA but also pericardium, peritoneum, tunica vaginalis -1yr survival resists chemo and rad allergic disease usually caused by breathing in dust from moldy hay/crops [brainscape.com]

[…] form of magnesium silicate found in insulation, fireproof material, brake linings, no longer used in us. affects maintenance workers, demolition cancer caused by asbestos exposure [brainscape.com]

Secondary Pulmonary Fibrosis

Transient Sarcoidosis

Exposure history to occupational (silicates, beryllium), environmental (moldy hay, birds, and other antigenic triggers of hypersensitivity pneumonitis), and infectious ( tuberculosis [merckmanuals.com]

Aspergillosis

The required size of the infecting inoculum is uncertain; however, only intense exposures (e.g., during construction work, handling of moldy bark or hay, or composting) are [accessmedicine.mhmedical.com]

Allergic syndromes may be exacerbated by continuous antigenic exposure arising from sinus or airway colonization or from nail infection. [accessmedicine.mhmedical.com]

Daily exposures vary from a few to many millions of conidia; the latter high numbers of conidia are encountered in hay barns and other very dusty environments. [accessmedicine.mhmedical.com]

Immune Complex Disease

[…] to Actinomycetes found in moldy things, like hay Extra damp day causes drying via evaporation and spore release Inhaled spores complex w/ serum IgG activate complement PMN's [brainscape.com]

[…] clumps of antigen-antibody complex, in a pattern called " lumpy-bumpy" What is the pathogensis of Hypersensitivity Pneumonitis, for example in Farmer's Lung Farmer's chronic exposure [brainscape.com]

Lung Scarring

Moldy hay can cause a reaction in the lungs that leads to scarring, as can bacterial or mold growth in humidifiers and hot tubs. [healthyliving.azcentral.com]

Long-term exposure to other environmental substances can damage the lungs as well. Grain, sugar cane, and dust from animal droppings can scar your lungs. [healthyliving.azcentral.com]

Pulmonary Fibrosis

(including asbestos, coal dust, silica dust, moldy hay, wood pulp, and bird droppings) smoking, radiation, to connective tissue or autoimmune disorders (such as rheumatoid [rtmagazine.com]

[…] polycythemia can result in cor pulmonale for patients with PF.3 Causes and Risk Factors of Pulmonary Fibrosis Many factors have been linked to PF including environmental exposures [rtmagazine.com]

Sarcoidosis

Cheese-Workers' Lung

This leads to a hypersensitivity pneumonitis such as grain dust elevator workers get or farmers exposed to moldy hay get Farmer’s lung. [nethealthbook.com]

Other causes of pneumonitis are occupational exposure to grain dust, dust from the Western Red Cedar, molds etc. [nethealthbook.com]

Pulmonary Sarcoidosis

Exposure history to occupational (silicates, beryllium), environmental (moldy hay, birds, and other antigenic triggers of hypersensitivity pneumonitis), and infectious (TB [merckmanuals.com]

Renal Sarcoidosis

Histoplasma Duboisii Infection

Thus, the sporadic aerosols caused by periodic handling of moldy hay may lead to HP as does the more or less continuous concentrated aerosols present during compost handling [emlab.com]

Sensitization also requires exposure that lasts weeks or months, although the exposure need not be continuous. [emlab.com]

hay Processed sugar cane Cool mist humidifier water Mushroom compost Bacillus species Humidifier lung Cool mist humidifier water Mycobacterium species Metalworking fluids [emlab.com]

Mushroom Worker's Lung

This leads to a hypersensitivity pneumonitis such as grain dust elevator workers get or farmers exposed to moldy hay get Farmer’s lung. [nethealthbook.com]

Other causes of pneumonitis are occupational exposure to grain dust, dust from the Western Red Cedar, molds etc. [nethealthbook.com]

Cystic Lung Disease

It is most commonly caused by thermophilic actinomycetes present in moldy hay and contaminated humidifiers or air conditioners, or proteins contained in birds’ serum, droppings [shortnessofbreath.it]

Hypersensitivity pneumonitis (HP) is an immunologically mediated granulomatous inflammatory disease involving the lung parenchyma and terminal airways secondary to repeated exposure [shortnessofbreath.it]

Pulmonary Histiocytosis X

hay and grain is also called? [quizlet.com]

[…] pneumonitis defined: interstitial lung disease = form inhalation of organic antigens Farmer's lung causes by inhalation of proteins in thermophilic Actinomyces organisms in moldy [quizlet.com]

[…] restrictive pattern with low D (LCO2) Lab: hyperuricemia, hyperCa, hypercalcinuria, elevated ACE Dx: hx, evidence on CXR/PFTs, granulomatous inflammation in lung Rx: avoid exposure [quizlet.com]