### condition | illness | disease | acne | pimple:

Papule
* appear on the central face, especially on and around the eyelids of young adults.
* are at the openings of hair follicles
  - benign and normal for some men
  - closed comedos, which have become red, swollen, and inflamed
  - common skin lesions, and they are usually associated with inflammations
  - cystic hair follicles that develop into pustules
  - injuries
  - often multiple while nodules are often solitary
  - red pimples
  - small bumps, often slightly red due to the surrounding inflammation
  - swelling
* is pimple
* often begin as erythematous macules
  - coalesce into circinate or arcuate plaques
  - have a striking pattern of parallel ridges
* progress to plaques and then large areas of thickening and crusting.
* resolve when the weight is removed.

Rosacea
* are acne
  - chronic conditions
  - diseases
* is acne
* starts with episodic flushing which gradually gives way to a fixed erythema.
* tends to be more severe in men
  - run in fair-skinned families and tends to occur in people who blush easily

### condition | illness | disease | acne | rosacea:

Ocular rosacea
* can affect both the eye surface and eyelid.
* is probably under diagnosed within the African American population.

Severe acne
* Some severe acne can cause permanent scarring.
* can cause deeper bumps, called cysts or nodules
  - scarring, and often affects our self-image
  - lead to scarring
* is much more difficult to treat than mild or moderate acne.
* seems to run in families and is seen more often in males.

### condition | illness | disease:

Acute disease
* Most acute diseases are characterized by symptoms.
* Some acute diseases are caused by consumption.
* affects the lymphatic and respiratory systems and occasionally the brain.
* appears suddenly and lasts a short time, such as an injury or infection.
* is self-limiting if additional exposure is avoided
  - usually the result of infection, with a viral source most frequently suspected
  - very rare today
* respond rapidly, while chronic cases of long standing, are slower in response.
* run their course and end more or less quickly.

Adrenal disease
* Most adrenal diseases require treatments.
* common form of cancer in the ferret here in the United States.

Allergic disease
* affect a significant portion of the population.
* can predispose an animal to pyoderma.
* is very common and can cause various symptoms involving the ears, nose, and throat.
* represent a major cause of morbidity and disability in the United States.

Animal disease
* Many animal diseases are difficult to diagnose
  - cause great suffering and some kill animals by the million
  - cross over to humans
* are diseases.
* can wipe out whole herds, with devastating consequences.

### condition | illness | disease | animal disease:

Bluetongue
* has a similar presentation to a number of diseases.
* is an important disease of economic consequence
  - insect-transmitted disease that is transmitted by biting gnats
  - found in hot countries and sometimes gets as far as Spain
  - very prevalent in Southwest and Southern parts of the United States
* reportable disease in Canada.
* serious economic disease, particularly of sheep.

Distemper
* is an animal disease
* kills only half of affected dogs.
* occurs throughout the entire range and is highly contagious.