Peritonitis Anatomy and Physiology
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26.03.2018
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Peritonitis
Anatomy
and Physiology
The peritoneum is a thing, double layer of serous membrane in the abdominal cavity
The area of the peritoneum is around
2 square meters
Anatomy and Physiology
All organs are divided on 3 groups:
Intraperitoneal
Mesoperitoneal
Extraperitoneal
Anatomy and Physiology
Peritoneum tissue
is a typical connective tissue;
is covered by polygonal mesothelium;
has very good plastic peculiarities;
has a very good blood supply.
Anatomy and Physiology
The parietal peritoneum is innervated by the sensitive somatic nerves
The pain as a result of the parietal peritoneum irritation is localized (somatic pain)
The pelvic peritoneum
has no somatic innervations
Anatomy and Physiology
The visceral peritoneum has vegetative (parasympathic and sympathic) innervations
The pain as a result of the visceral peritoneum irritation is not localized
Definition
Peritonitis is an inflammation of the peritoneum
Classification
Acute
peritonitis
Subacute peritonitis
Chronic peritonitis
Classification
Primary peritonitis
Secondary peritonitis
Meconium peritonitis
Classification
I Bacterial peritonitis
a)
staphylococcus
b) streptococcus
c) proteus
d) enterococcus
II Sterile peritonitis
a) caused by bile
b) caused by pancreatic enzymes
Classification
1.
Serous peritonitis
2. Fibrinous peritonitis
3. Fibrinopurulent peritonitis
4. Purulent peritonitis
5. Hemorrhagic peritonitis
7. Putrid peritonitis
Clinical Classification
Local peritonitis
a) encapsulated (abscess)
b) non-encapsulated
II. General peritonitis
a) Diffuse
b) Total
Clinical Classification
Stages of Peritonitis
Initial (reactive) stage (up to 24 hours)
Toxic stage (24- 72 hours)
Terminal stage (after 72 hours)
Clinical
features
Abdominal pain
Tenderness to palpation
Increased abdominal wall rigidity
Anorexia and nausea
Vomiting
Fever
Tachycardia
Lab Analyses
Leukocytosis or leukocytopenia
Dehydration and acidosis
Peritoneal
fluid analysis
Antibiotic therapy
Antibiotic therapy
Correction of existing serum electrolytes disturbances
Correction of coagulation abnormalities
Surgery
Surgery
To eliminate the source of contamination
To reduce the bacterial contamination
To prevent further complications and sepsis
Thank you
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