While some years back, dogs suffering from disk disease (a condition where herniated disks in the neck or back put pressure on nerves) were given only two options, expensive surgery or euthanasia, nowadays conservative therapy is often advised, giving the dogâs damaged nerves the opportunity to heal.
Infectious diseases. WHO/Chris Black. Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi; the diseases can be spread, directly or indirectly, from one person to another.Zoonotic diseases are infectious diseases of animals that can cause disease when transmitted to humans.nfectious diseases. WHO/Chris Black. Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi; the diseases can be spread, directly or indirectly, from one person to another.
A disease is a particular abnormal condition, a disorder of a structure or function, that affects part or all of an organism. The causal study of disease is called pathology.Disease is often construed as a medical condition associated with specific symptoms and signs. It may be caused by factors originally from an external source, such as infectious disease, or it may be caused by internal dysfunctions, such as autoimmune diseases.on-infectious diseases are all other diseases, including most forms of cancer, heart disease, and genetic disease. Illness. Illness and sickness are generally used as synonyms for disease. However, this term is occasionally used to refer specifically to the patient's personal experience of his or her disease.