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Diseases of the digestive system lecture 3 - Coggle Diagram
Diseases of the digestive system lecture 3
Oral herpes
S/S
painful, itchy, creeping skin lesions, on the lips called fever blisters or cold sores.
Infections may extend beyond oral cavity.
herpetic gingivostomatitis
herpetic phargitis
herpes esophagitis
Pathogen
Human herpevirus-1
HHV-2
sexual herpes can infect oral cavity through cracks or cuts in membranes.
Dx
observation of characteristic recurring lesions
Tx
Topical creams of penciclovir, acyclovir or valacyclovir
Prevention
promiscuous oral sex should be avoided
Mumps
infects the largest of salivary glands
Cause
mumps virus
S/S
inflammation of testes, meninges, or pancreas and parotitis, deafness is rare.
Tx
Supportive and pain medication
Viral gastroenteritis
less severe than bacteria
S/S
abdominal pain, cramping, diarrhea, N/V, fever, chills, clammy skin, wt loss, LOP, dehydration
Pathogen
Caliciviruses (noroviruses), astroviruses, and rotaviruses
transmission
fecal-oral route
Dx
Serological tests on stool samples
Tx
fluid and electrolyte replacement
Prevention
Proper tx of water and sewage and good hygiene practices.
Function of the liver
Synthesis of blood clotting factors
Storring glucose and other nutrients
Assisting digestion of lipids
removing wastes from blood
viral hepatitis
Inflammation of liver produces by autoimmune disease, alcohol, or drug abuse, genetic disorder or microbial infection
S/S
Juandice, abnormal pain, fatigue, vomiting, wt loss, light colored stool, dark colored urine
HAV
live on counter tops and cutting boards.
HBV
virions that shed into saliva, semen, vaginal secretions, needles, razors, toothbrushes, open sores
HCV
liver
HDV
severe acute liver damage
HEV
found in monkeys, swine and rodents and humans
Dx
observation of S/S
Tx
supportive care and ALPHA interferon and nucleotide analogs
Prevention
good hygiene and protected sex or abstinence