Constipation Red Flags
<-- Age over 50 years old and no prior Colorectal Cancer Screening
<-- Acute or recent onset constipation
<-- Weight loss (especially more than 10 pounds or 4.5 kg)
<-- Abdominal Pain or cramping
<-- Rectal bleeding, Melena, heme-positive stool (Iron Deficiency Anemia)
<-- Nausea or Vomiting
<-- Rectal Pain
<-- Fever
<-- Change in stool caliber
Constipation with number of red flagsscore=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9) out of 8 Red Flags.
Recommendation: resultscore2=(Q1)+(Q2)+(Q3)+(Q4)+(Q5)+(Q6)+(Q7)+(Q8)+(Q9);score>0?'Colonoscopy is suggested':'Colonoscopy may not be needed'
References (Hide/Show)
Mounsey A, Raleigh M, Wilson A. (2015) Am Fam Physician. 92(6):500-504.

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