What is the meaning of catarrhal jaundice?
If the icterus is transient and not accompanied by severe constitutional symptoms the usual assumption is that an inflammatory process in the duodenum has extended into the ampulla of Vater, which becomes closed either by the swelling of the mucosa or by a plug of thick mucus, hence the term “catarrhal jaundice.” The …
What is peracute inflammation?
We can classify inflammation according to the length of inflammatory process into: 1. Peracute inflammation. The inflammation takes few seconds or minutes or may be the animals die without noticed signs. The cause usually severs and occurs in vital organs.
What is Putrefactive inflammation?
Putrefactive Inflammation. Definition: Exudative inflammation with putrid smell. Etiologic factors – putrefactive anaerobic bacteria: •Clostridium perfringens. Morphology: massive necrosis without demarcation.
What is the catarrhal stage?
The catarrhal stage is the first stage, which involves the non-specific symptoms of runny nose, sneezing, low-grade fever, and mild cough. This stage lasts 1-2 weeks, and the cough gradually becomes more severe as a person progresses through this stage.
What is fibrinous exudate?
Definition. A type of exudate consisting largely of fibrinogen and fibrin. Supplement. Tissue injuries such as wounds and burns are repaired through a series of reparative processes.
What does subacute mean medically?
Medical Definition of subacute 1 : falling between acute and chronic in character especially when closer to acute subacute endocarditis. 2 : less marked in severity or duration than a corresponding acute state subacute pain. Other Words from subacute. subacutely adverb.
What are the types of purulent inflammation?
Pyorrhea: the purulent inflammation of the tissues surrounding the teeth. Pustule : A small inflamed elevation of the skin that is filled with pus. Folliculitis: The purulent inflammation of the hair follicles of the skin. Furuncle: the purulent inflammation of the hair follicles and the sebaceous glands of the skin.
What is purulent inflammation?
An acute form of exudative inflammation in which the enzymes produced by white blood cells cause liquefaction of the affected tissues, resulting in the formation of pus. suppurative inflammation.
What are catarrhal symptoms?
Symptoms associated with catarrh
- constant need to clear your throat.
- feeling that your throat is blocked.
- blocked or stuffy nose that you cannot clear.
- runny nose.
- feeling of mucus running down the back of your throat.
- persistent cough.
- headache or facial pain.
- reduced sense of smell and taste.
What are the histologic patterns of ischemic liver disease?
2 major commonly recognized histologic patterns of ischemic liver disease include centrilobular ischemic necrosis and hepatic infarction; these have the same basic pathophysiological process but differ in extent and distribution of hepatic damage
What is the pathophysiology of liver injury?
Pathophysiologically, when liver injury occurs at the interface involving destruction of hepatocytes with an influx of inflammatory cells, the limiting plate (row of hepatocytes surround the portal tract) is compromised or destroyed, leading to proliferation of the canals of Hering and ductular compartment, giving rise to ductular reaction
What is bile ductular proliferation?
Bile ductular proliferation is the proliferation of small bile ductules at the periphery of the portal tract and can represent biliary obstruction when accompanied by neutrophils and portal edema or a pattern of liver injury (as ductules are a source of liver progenitor cells)
What is the pathophysiology of hepatomegaly?
Active form of programmed cell death, resulting in hepatocyte shrinkage, nuclear chromatin condensation (pyknosis) and fragmentation (karyorrhexis)