Contact dermatitis due to calcium ammonium nitrate.
D000382:Agricultural Workers' Diseases / Q000209:etiology*; D000485:Allergens; D003877:Dermatitis, Contact / Q000209:etiology*; D005308:Fertilizers / Q000009:adverse effects*; D006229:Hand Dermatoses / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009566:Nitrates / Q000009:adverse effects*; D000644:Quaternary Ammonium Compounds / Q000009:adverse effects*
D000485:Allergens; D005308:Fertilizers; D009566:Nitrates; D000644:Quaternary Ammonium Compounds; C038015:calcium ammonium nitrate