Weight loss and Colorectal Cancer
Weight loss has been reported as a symptom associated with Colorectal Cancer in medical literature. Learn what this association means, other symptoms of Colorectal Cancer, and the tests providers may use to investigate it. Educational content only - not a diagnosis.
What does weight loss have to do with Colorectal Cancer?
In the medical literature, weight loss is one of the symptoms reported in association with Colorectal Cancer. This means people with Colorectal Cancer may experience weight loss, but it does not mean weight loss always indicates Colorectal Cancer - it can have many other causes.
Cancer of the colon or rectum. Screening can detect it early when treatment is most effective.
Tests used to investigate Colorectal Cancer
Healthcare providers may order these tests when evaluating Colorectal Cancer.
Alpha-Fetoprotein Afp Tumor Marker Test
This blood test determines Alpha-Fetoprotein (AFP or a-Fetoprotein) levels....
CBC with Differential
Measures red blood cells, white blood cells, and platelets to help evaluate overall health and detect disorder...
Cancer & Tumor Marker Tests
Fast, easy and affordable cancer lab tests that do not require insurance or a doctor's referral. Simply order ...
Fecal Calprotectin
Helps distinguish inflammatory bowel disease from irritable bowel syndrome....
Occult Blood Fecal Test
This test, also known as a FIT or iFOBT, detects the presence of occult (hidden) blood in fecal matter....
Ovarian Cancer Blood Test
The Cancer Antigen 125 (CA-125) test is used to evaluate the blood for CA-125, a cancer tumor marker. CA-125 i...
Other symptoms of Colorectal Cancer
These symptoms are also reported in association with Colorectal Cancer.
Abdominal pain
An unpleasant sensation characterized by physical discomfort (such as pricking, throbbing, or aching) and perc...
Black Stools
Dark, tarry stools that usually indicate bleeding in the upper digestive tract....
Change in Bowel Habits
A persistent change in the frequency or consistency of bowel movements, which should be evaluated....
Fatigue
A subjective feeling of tiredness characterized by a lack of energy and motivation....
Hematochezia
The passage of fresh (red) blood per anus, usually in or with stools. Most rectal bleeding comes from the colo...
Iron Deficiency Anemia
Anemia caused by low iron levels, which can be a sign of bleeding or poor absorption....
Frequently Asked Questions
Can weight loss be a sign of Colorectal Cancer?
Weight loss is among the symptoms reported in association with Colorectal Cancer in medical literature. Symptoms vary widely between individuals, and weight loss can occur for many reasons unrelated to Colorectal Cancer. This information is educational, not a diagnosis.
What else can cause weight loss?
Weight loss can be associated with many conditions beyond Colorectal Cancer. Explore the weight loss page to see a broader list of reported associations. Always discuss your symptoms with a qualified healthcare provider.
Which tests may be used if Colorectal Cancer is suspected?
A healthcare provider may order tests such as Alpha-Fetoprotein Afp Tumor Marker Test, CBC with Differential, Cancer & Tumor Marker Tests, Fecal Calprotectin, Iron Panel when evaluating Colorectal Cancer. Test selection is a clinical decision made by a qualified professional.