Approach to the patient with abdominal pain Flashcards
Pain of acute onset may result from what
An acute vascular event
obstruction of a viscus
Infection
Pain of gradual onset may result from what
Chronic inflammatory processes
functional causes
If the pain is colick what does this usually realte to
A viscus - intestinal renal and biliary colic
If the pain is constant, what might the pain related to?
Solid organs
If the pain is poorly localised, what is it usually related to
A viscus (intestinal, renal and biliary colic)
If the pain is in the epigastrium where does this relate to?
The liver
pancreas
stomach
proximal small bowel
If the pain is located centrally, where does this relate to?
The small intestine and proximal colon
What are 4 alarm symptoms in the history
Weight loss
older age
nocturnal wakening
family history of cancer or IBD
What are 2 alarm symptoms on examination
Abnormal examination
fever
What are 5 alarm symptoms in the investigations
Positive faecal occult bloood anaemia leucocytosis elevated ESR or CRP Abnormal biochemistry
If the pain is located to the suprapubic area, what does this relate to?
Disorders in the colon, renal tract and female reproductive organs
If the pain radiates, why might this be useful
In localising the origin of the pain
Why does referred pain occur
As a result of visceral afferent neurons converging with the somatic afferent neurons in the spinal cord and sharing second-order neurons
Describe visceral pain
Dull, crampy, burning or gnawing
Related to internal organs and the visceral peritoneum
Describe somatic pain
Sharp, pricking
Originates from the abdominal wall or parietal peritoneum