Monthly Archives: September 2017

Poliomyelitis – Description, Causes, and Treatment.

Introduction Poliomyelitis, commonly known as polio, is an infectious viral disease caused by the genus Enterovirus from the Picornaviridae family. Poliomyelitis is a paralytic disease resulting from the destruction of motor neurons in the central nervous system and can lead to partial or full paralysis. Structure of polio virus The …

Read More »

Typhoid – History, Causes, Treatment and Prevention

Definition Typhoid fever is caused by Salmonella typhi bacteria. Typhoid fever is rare in industrialized countries. However, it remains a serious health threat in the developing world, especially for children. Typhoid fever spreads through contaminated food and water or through close contact with someone who’s infected. Signs and symptoms usually …

Read More »

Encephalitis: Causes, Symptoms, Treatment and Prevention

Definition Encephalitis (en-sef-uh-LIE-tis) is inflammation of the brain. There are several causes, but the most common is viral infection. Encephalitis often causes only mild flu-like signs and symptoms such as a fever or headache or no symptoms at all. Sometimes the flu-like symptoms are more severe. Encephalitis can also cause …

Read More »

Leprosy: Causes, Complications and Medications.

What is leprosy? Leprosy, also known as Hansen’s disease (HD), is a chronic infectious disease caused by a Mycobacterium (Mycobacterium leprae) affecting especially the skin and marginal nerves. It is characterized by the formation of nodules or macules that enlarge and spread with loss of sensation and eventually paralysis, wasting …

Read More »

Influenza or Flu: Symptoms, Complications and Treatment.

Introduction Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza is caused by three types of RNA viruses called influenza types A, B and C (considered different genera), which all belong to the family Orthomyxoviridae. The disease, colloquially called “flu” in humans, …

Read More »

Herpes: Definition, Complications and Diagnosis.

Definition Herpes is an infection caused by HSV (herpes simplex virus). This virus affects the external genitalia, anal region, mucosal surfaces, and skin in other parts of the body. Herpes is a long-term condition. However, many people never have symptoms even though they are carrying the virus. The herpes simplex …

Read More »

Gonorrhoea: Epidemiology, Risk factors, and Prevention.

Introduction Gonorrhoea is a sexually transmissible infection caused by bacteria known as Neisseria gonorrhoeae. It usually affects the genital area, although the throat or anus (back passage) may also be affected. Gonorrhoea affects both men and women and is easily transmitted during vaginal intercourse. It can also be transmitted during …

Read More »

Cryptosporidiosis: Causes, Treatment and Prevention

Definition Cryptosporidiosis is a diarrheal disease caused by microscopic parasites, Cryptosporidium, that can live in the intestine of humans and animals and is passed in the stool of an infected person or animal. Both the disease and the parasite are commonly known as “Crypto.” The parasite is protected by an …

Read More »