### symptom free:

Tapeworm infection
* Many tapeworm infections are symptom free.
* Most tapeworm infection leads to damage
  - eye damage
* Most tapeworm infection leads to permanent damage
  - infections are harmless
* Some tapeworm infection requires stool samples.
* can occur in as little as two weeks.
* is caused by ingesting food or water contaminated with tapeworm eggs or larvae.

### symptom:

Abscess
* Most abscesses are septic, which means that they are the result of an infection
  - simple and most fistulas are of the low, simple type
  - start out as cellulitis, which is infection of the tissues under the skin
* Some abscesses drain spontaneously, but most require surgery, usually orchiectomy with drainage.
* appear more often in people who have diabetes
  - to result from traumatic damage to the root apex
* are actually sacs of pus that form around wounds and trauma sites
  - caused by infection and sometimes injury
  - collections of pus anywhere in the body
* are localized collections of pus
  - infections that generally occur in conjunction with systemic infections
  - often more painful than a regular cut, as they are inflamed below the skin's surface
* are pockets of pus under the skin
  - within the flesh
  - primary complications of laminitis and are sites of infection within the hoof
* associated with the cheek teeth produce an obvious swelling on the face.
* can also develop in the brain
  - follow minor bites or other injuries, such as a thorn penetration
* can be a source for septicemia and are difficult to treat
  - very painful
  - cause fistulas
  - come in a variety of sizes
  - develop slowly, taking months or years to develop and can be internal and external
* can form around the infected area causing a perforation of the intestinal wall
  - where a break in the skin becomes infected, resulting in boils or carbuncles
* cause pain and often fever or other signs of localized infection.
* commonly result from wounds when they have gone unnoticed and untreated.
* contain pus, which becomes apparent when they are lanced.
* form directly above the hoof.
* generally are anechoic to very hypoechoic and are generally well circumscribed
  - cause the patient to feel ill and have a fever
* is also less deadly thanks to advanced diagnostic techniques and antibiotic regimens
  - diseases
  - illnesses
  - one of two disorders in which fibroblasts proliferate to form scar
  - rare in children but more common in young adults
  - seen as one or more discrete fluid collections
* lying deep within muscles can be difficult to diagnose.
* occasionally wall off and appear to be non-painful, as well.
* occur more often in the right lung than in the left lung
  - when microorganisms, or foreign objects, or both, gain entrance into body tissues
* often cause lameness which usually subsides when they are drained
  - develop in bone below an infected tooth
  - form in the lining of the esophagus and crop as part of the infection process
  - require surgical drainage
  - veterinary attention for draining, flushing, and treatment with antibiotics
* resulting from cat fights can pose serious health risks and are expensive to treat.
* sometimes complicate disseminated infection.
* usually begins as cerebritis, eventually becoming necrotic and subsequently encapsulated
  - cause tender, red, swollen skin with an overlying pus head
  - follow minor skin trauma
  - occur as the result of a puncture wound or bite wound

### symptom | abscess:

Abscessed tooth
* Abscessed teeth can be the source of a maxillary sinusitis
  - rupture through the medial mandibular cortex into the sublingual space
* is abscess