Pigeons have lived together with human beings for thousands of years. Some pigeons carried posts to help our ancestors and most of them dropped diseases for us to suffer.
Human diseases and health risks associated with pigeon droppings are Histoplasmosis, Cryptococcosis and Psittacosis.
Histoplasmosis, an infection caused by a fungus, Histoplasma capsulatum, may cause high fever, blood abnormality, pneumonia and even death in some cases. The disease primarily affects the lungs. People with weakened immune systems are generally more at risk of developing this disease. The fungus grows in pigeon droppings and soils throughout the world. It enters human bodies through air while breathing and a high in-take may cause infection. The symptoms of histoplasmosis may be fatigue, fever, minor influenza, blood abnormalities, dry coughs and chest pains though in many cases it does not show any. Central Illinois have experienced outbreaks of histoplasmosis.
Accumulated pigeon droppings are the most important source of Cryptococcosis, another fungal disease caused by Cryptococcus neoformans. Immune compromised persons, especially those with HIV infection run at high...