Columbia Encyclopedia

(Encyclopedia) Rocky Mountain spotted fever, infectious disease caused by a rickettsia. The bacterium is harbored by wild rodents and other animals and is carried by infected ticks of several species that attach the...

(Encyclopedia) lymphogranuloma venereum: see sexually transmitted disease. ...

(Encyclopedia) granuloma inguinale: see sexually transmitted disease. ...

(Encyclopedia) babesiosis bəbēˌbēōˈsĭs [key], tick-borne disease caused by a protozoan of the genus Babesia. Babesiosis most commonly affects domestic and wild animals and can be a serious problem in cattle, ...

(Encyclopedia) asthma ăzˈmə, ăsˈ– [key], chronic inflammatory respiratory disease characterized by periodic attacks of wheezing, shortness of breath, and a tight feeling in the chest. A cough producing sticky...

(Encyclopedia) monoclonal antibody, an antibody that is mass produced in the laboratory from a single clone and that recognizes only one antigen. Monoclonal antibodies are typically made by fusing a normally short-l...

(Encyclopedia) chiropractic kīrəprăkˈtĭk [key] [Gr.,=doing by hand], medical practice based on the theory that all disease results from a disruption of the functions of the nerves. The principal source of inter...

(Encyclopedia) rubella or German measles, acute infectious disease of children and young adults. It is caused by a filterable virus that is spread by droplet spray from the respiratory tract of an infected individua...

(Encyclopedia) lymphoma, non-Hodgkin's, any cancer of the lymphoid tissue (see lymphatic system) in which the Reed-Sternberg cells characteristic of Hodgkin's disease (the other category of lymphoma) are not present...

(Encyclopedia) COVID-19, contagious viral disease caused by severe acute respiratory syndrome coronavirus 2, or SARS-CoV-2, a coronavirus that is genetically related to SARS-CoV, which causes SARS. Symptoms generall...