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Topic Info
TopicName
Constipation
ClinicalTests
electrolytes (low K, high Ca, low Mg); PTH (hyperparathyroidism -> high Ca -> constipation); high TSH (low thyroid function); FOBT (blood in stool); Stool for fat; CPR/ESR (inflammatory markers); CEA; hCG; CA-125; AFP; Urine toxicology;
ImagingStudies
x-ray of abdomen (check abstraction); CT of abdomen with IV and oral contract (malignancy); Colonoscopy with biopsy (diverticulitis, colon cancer, tumor);
PhysicalExams
Vital signs; relevant thyroid/endocrine exam; abdominal and rectal exams; ± female pelvic exam.
Comment
Frequency, color, odor, and volume of stools; presence of mucus or flatulence; whether stools float in bowl; duration of change in bowel habits; associated symptoms (constitutional, abdominal pain, bloating, tenesmus, sense of incomplete evacuation, melena or hematochezia); thyroid disease symptoms (eg, feeling hot, palpitations, weight loss); diet (especially fiber and fluid intake); medications (including recent antibiotics); sick contacts, travel, camping, HIV risk factors; history of abdominal surgeries, diabetes, pancreatitis; alcohol and drug use; family history of colon cancer.
WebLink
https://www.aafp.org/afp/2011/0801/p299.html
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