Physical manifestations of<unk>  range from mild cold-like symptoms to respiratory failure. Most frequently, those with<unk>  experience shortness of breath, and sometimes a dry cough. Symptoms usually appear a few hours after exposure and peak at approximately eighteen to twenty-four hours. Other symptoms may include: * Malaise * Fever * Dyspnea * Flushed and/or discolored skin * Sweating * Small and fast inhalations Without proper treatment,<unk>  may become chronic<unk> , resulting in fibrosis of the lungs and its effects: * Difficulty breathing * Food aversion * Lethargy End-stage fibrosis and respiratory failure eventually lead to death in cases without proper management of chronic<unk> .
Pneumonitis
Bronchitis
Pneumonia
Croup
Hydrothorax
Bronchopneumonia
Bronchorrhea
Tracheitis