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a sign of weight loss is loose stools

A 18-year-old male asked:
Dr. Barnett Kantz
25 years experience Internal Medicine
You need testing: Hi. You definitely need stool studies and basic blood work to help rule out a bacterial or other parasitic infection.
Dr. Julie Abbott
45 years experience Preventive Medicine
Need tests: This requires a doctor's visit to review your symptoms and, at a minimum, submit stool tests and possibly blood and urine tests. The most common cause ... Read More
Dr. Kathleen Hands
67 years experience Endocrinology
Colitis: need stool O&P as well as cultures and toxins for shigella or samonella.

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A 18-year-old male asked:
Dr. Shaym Puppala
25 years experience Internal Medicine
Yes: Yes. Giardia is a parasite that is confined to the bowels. Systemic symptoms such as lethargy and weakness can occur as you become dehydrated and de ... Read More
Dr. Heidi Fowler
25 years experience Psychiatry
Yes: Sx's – there may be no sx's or diarrhea, oily floating stool, gas, nausea, vomiting & abdominal cramps. If untreated it can cause bloody diarrhea ... Read More
A 54-year-old female asked:
Dr. Michael Lee
27 years experience Internal Medicine
Stool change: if you have not had a colonoscopy at your age you should see a GI doctor to schedule one. Any changes in the stool form may be diet related and you m ... Read More
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A 26-year-old male asked:
Dr. Melissa Young
9 years experience Internal Medicine
Unlikely: Congratulations on quitting smoking. That is unlikely to be the cause of your symptoms. It could be an over active thyroid or celiac disease or some f ... Read More
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A 22-year-old male asked:
Dr. James Ferguson
46 years experience Pediatrics
Any biopsies done ?: With that history I would suspect celiac disease or other malabsorption syndrome. It sound like you have had some of the work done but you need someo ... Read More
A 18-year-old male asked:
Dr. Shaym Puppala
25 years experience Internal Medicine
Best to get seen: The likely reason for these symptoms depends on where you traveled. It really is worthwhile getting seen, particularly since there has been weight lo ... Read More
A 37-year-old female asked:
Dr. Thomas Knecht
A Verified Doctor answered
A US doctor answered Learn more
Uncertain: Hi. Negative stool guaiac tests do NOT exclude colon cancer! Your risk of that is low, based on what you've told us (age, no family history, guaiac ne ... Read More
A 18-year-old male asked:
Dr. Stuart Hickerson
32 years experience Family Medicine
Possible: Green loose stools can be associated with Giardia, but other infections of the bowel cause green loose stools too!
A 25-year-old female asked:
Dr. Sudhir Bansal
75 years experience Endocrinology
Malabsorbtion: Chronic diarrohea is causing bicarbonate (sodium bicarbonate) loss in stools and lowering serum bicarbonate (sodium bicarbonate) multiple causes such ... Read More
A 23-year-old female asked:
Dr. Stuart Hickerson
32 years experience Family Medicine
2 weeks: Two weeks is too much for the diarrhea. You should be seen. Highly likely you have and infection.
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