### condition | infection:

Giardiasis
* Some giardiasises affect people
  - result in diarrhea
* affects persons of all ages.
* are diseases.
* can be an important cause of diarrhea in animals and man
  - illness, especially diarrhea, in animals and man
* causes diarhea, cramps, and bloating.
* common ailment of children in day care centers.
* commonly affects many members of the same family.
* communicable gastrointestinal disease characterized by acute diarrhea.
* disease caused by the intestinal parasite, giardia lamblia.
* form of gastroenteritis, also known as gastro.
* frequent cause of diarrhea
  - diarrheal disease
* gastro-intestinal disease manifested by diarrhea, fatigue, and cramps.
* is an important cause of illness in animals and man.
* is an infection of the intestine that can cause diarrhea
  - that can be transmitted by many animals, including raccoons
  - another example of a disease caused by a protist
  - caught in the wilderness, and is in fact becoming more widespread
  - caused by the ingestion of infective cysts
  - characterized by fatigue, cramps, diarrhea, and weight loss
  - communicable for the entire period of cyst excretion, often months
  - contracted by drinking water that an infected animal or human has used as a toilet
  - known by other names such as a campers' or hikers' disease
* is one of several causes of traveler's diarrhea
  - water-borne diseases which can be contracted in British Columbia
  - the most common pathogenic intestinal protozoal infection world-wide
  - prevalent in many species of animal worldwide
* is the most common gastro-enteritis parasite of man in the west
  - intestinal parasitic infection of man
  - name given to the infection
  - transmitted via the fecal-oral route with the ingestion of cysts
* is treated with medicine
  - prescription medicines that kill the parasites
* major diarrheal disease found throughout the world.
* occurs worldwide and children are infected more often than adults are.
* serious problem so boil or filter all drinking water.
* tends to be a greater problem in some multiple-cat households.
* usually represents a zoonosis with cross-infectivity between animals and humans.
* waterborne disease.

Gonorrhea infection
* can be present without symptoms and therefore be unknowingly transmitted
  - occur in the reproductive organs, urethra, rectum, and throat
  - spread to other unlikely parts of the body
* causes symptoms.

### condition | infection:

Gonorrheal infection
* are associated with burning or sharp penis pains during ejaculation.
+ Painful sexual act, In men: Sexual acts
  * There are a number of physical factors as well. Pain is sometimes experienced in the testicular or glans area of the penis immediately after ejaculation. Infections of the prostate, bladder, or seminal vesicles can lead to burning or itching sensations following ejaculation. Men suffering from cystitis may experience intense pain at the moment of ejaculation and is focused at the tip of the penis. Gonorrheal infections are associated with burning or sharp penis pains during ejaculation. Urethritis or prostatitis can make genital stimulation painful or uncomfortable.

### condition | infection:

Heavy infection
* can also affect the fertility level of eggs and thus reproduction.
* can cause diarrhea, loss of appetite and weight loss
  - serious disease and even be fatal
  - even result in complications leading to acute or chronic disability
  - kill up to one in four young calves
  - occur from autoinfection
  - seriously defoliate a plant
* cause leaves to become misshapen, turn yellow, and drop off.
* causes premature senescence of leaves and defoliation
  - severe protein deficiency or iron deficiency anemia
* kill horses
  - leaflets and cause severe defoliation
* result in mild anemia and eosinophilia, but infections are usually asymptomatic.