Doctor insights on:
What Can Cause Dark Stools
Diet, blood: Stool will vary from light to dark depending upon the diet. Diets rich is red meat for instance will darken the stool color. If there is GI bleeding then the stool may become black. This requires evaluation by your gastoenterlogist as the source of the bleeding must be discovered and corrected. ...Read more
Not usually...: Dark stools can be a sign of blood in the stool so it is important for you to have this evaluated by your doctor asap. Blood in the stools can be a sign of a serious condition, like cancer, but there are many benign causes of blood in the stools as well. Do not hesitate; get yourself checked out today! ...Read more
I eat a lot of spinach during the week and ate a bunch last night. I had two dark stools this morning. Could that be the cause?
Could be, but...: Your stool color can be affected by what you have eaten, but one must be careful with dark stools. Black stools, particularly when foul-smelling and pasty, can be a sign of internal bleeding. If you are uncertain whether this could be due to bleeding, see your doctor or go to the emergency room immediately. Good luck. ...Read more
Could alcohol and a bunch of junk food (excessive oreos, and other junk food) cause dark stools the next day? Normal consistency, just very dark?
Yes: You've left me wondering whether the food coloring in oreos can make the stools dark, but a little bleeding into the stomach from alcohol can do this, just as if you had taken bismuth for upset stomach or had popped a few iron pills. If this persists more than a few days, a physician's office visit is in order. ...Read more
Can a uti/bladder infection cause dark stool? Only symptoms I've been having in frequent urination. But know I noticed dark stools.
No: They are not related.Get a more detailed answer ›
Stomach ache since last Saturday and I ate at a Sonic while traveling by car! Could that be cause? Also dark stools now. Used garden mint in 3 moijtos
Could be: Causes of stomach pain are plentiful. Infection or food poisoning from a meal 6 days prior to onset would likely be associated with some degree of diarrhea and/or vomitting. Gall stone pain, on the other hand and as an example, could have been exacerbated by greasy meal and then persisted. More information would be needed to help. Dark stools are concerning and should be discussed with physician. ...Read more
Possibly melena: Dark-colored stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Blood may also be ingested from nose bleeds, bleeding gums... Persistent melena (without obvious cause) & symptoms warrants md visit. ...Read more
Probably: As long as not black / tarry which would indicate bleeding. ...Read more
May be the iron: I could be any iron that you are taking, but if it's black, tar like then that is more serious and needs to be tested by a physician ...Read more
Dark stools due to..: Dark-colored stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn dark. Blood may also be ingested from nose bleeds, bleeding gums... If stools remain dark, even after stopping antacids, then please seek md care. ...Read more
I've had ocaasional dark stools that tend to go away with time. Should I be worried? The stools usually do not have any foul smell to them.
Very easy to: Test for blood. This must be ruled out with a simple hemocult test. Talk to your doctor. ...Read more
What does it mean to have dark stools? Not tarry or bloody looking- just dark. Sometimes fully dark, sometimes also with normal brown stool.
You are what you eat: If the dark stool is not related to blood, then it most likely is related to what you are eating. Big offenders include blueberries, beets, spinach and licorice. ...Read more
I have had very dark stools since my gallbladder was removed. But tonight my stools were sausage shaped and orange. Do I need to worry?
Wait and see: See what the next stool looks like and if you think that there is anything wrong your doctor will be happy to help ...Read more
No: You need to tell him of it and any medications or vitamins you are taking. ...Read more
Over 1 month of constipation, dark stools (not black) and acid reflux every day. After finishing drugs for curing helicobacter. What's the problem?
Patience: Helicobacter causes peptic ulcer disease and is treated with antibiotics along with acid blockers which should have helped your reflux symptoms. You may need to continue the acid blockers longer; your doc can advise. The bismuth (Pepto-Bismol) part of the treatment could have contributed dark stool. Do fecal occult blood test to reassure you're not bleeding, then push fluids, fiber, exercise. ...Read more
I have had pain in my abdomen today & stringy dark stools also over the last couple of months quite a lot of acid heart burn?
See a doc: Sound potentially a little concerning, though likely nothing worrisome but need to be sure it's not a partial colon obstruction, with bleeding see a doctor, have you stoll tested for blood, lab test to assure you are not anemic and if indicated may need a colonoscopy good luck and give me a follow up. .... ...Read more
I am having incomplete emptying of bowels, straining, thin dark stool, palpable mass in lrq how do I get a colonoscopy w/o pcp? For approx 1 year I have been having increasingly thin dark stools with a feeling of needing to defecate. More recently increas
Unless: Your insurance requires a referreal to a specialist you can call any gastroenteerologist or colorectal surgeon and get scheduled for a colonosocpy sooner rather than later. The change in your bowels and the mass are not good signs and need to be diagnosed very soon so as to give you the most options on management and the best prognosis. ...Read more
Ulcer without melena: Pain is a warning sign, but ulcers can be painless and don't necessary have to bleed. How serious the problem and what organ (s) is (are) involved will be determined by appropriate medical evaluation--see your doctor. In the meantime, if you're taking nsaid's (aleve, advil)--discontinue them now, since you expressed concern about early signs of an ulcer and these drugs may be a contributant. ...Read more
Took bismuth subcitrate (Pepto like) for 4 days. 5 bowel movements and dark stools 6 days later. Is that normal?
Stomach pains all over poop once a day no blood or dark stools sometimes rectum pains with like slimy mucus in stool what could it be?
Stomach flu 2 days ago vomiting and dieherra only took gravol I stopped getting symptoms but now have dark stools could it be from gravol or flu?
Several possibilitie: Dark stool is usually not a symptom of a GI virus. If the stool is black or dark red in color and has a foul odor, it could be a sign of G.I. bleeding. If this is the case, seek help immediately. Although Gravol does not cause dark stools, several G.I. medications can, including Pepto-Bismol or bismuth- containing medications. If it persists, you should see your doctor. Good luck. ...Read more
24 y.O. Ibs for yrs. Recent tenderness next to belly button, dark stools, extreme fatigue after eating. X ray 3 months ago ok -would cancer have shown?
What can cause dark green loose stools. I have been on my normal diet. No abdominal pain or fever?
Rapid transit: Our liver and gallbladder secretes a green substance called bile. It helps digest our food that contains fat/oils. This green fluid is partly responsible for the brown color of our stool. There may be instances where this green fluid either is not well absorbed in the distal small intestine (ileum) resulting in rapid transit through the intestines (especially the colon, where it may irritate). ...Read more
Accidentally took 36 mg. Of iron 3 days ago. After 2 days mild upset stomach/nausea, I am better, but had dark stools this AM. Is this concerning?
NOT good if melena: Dark-colored stools may result from the iron supplements you took, but also from, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Blood may also be ingested from nose bleeds, bleeding gums. Avoid NSAID's & get checked please. ...Read more
I have been having horrible stomach pains. It comes with dark stools and also mucousy diarrhea. Pain goes from upper abdomen to my back also w?
Stomach pain, severe: If the stomach pain is severe and you're having dark stool it may be a sign of bleeding from ulcers or other lesions. It is best that you see your doctor for an evaluation to determine the exact cause. In the meantime anti-ulcer medications such as Omeprazole may help. But do get to your doctor, the sooner the better. Avoid alcoholic beverages, and caffeine. ...Read more
Brother had colon cancer resolved. I am 46 and have round dark stools, medium larger size. Then diarrhea Watery mucous? Need colonoscopy. Ideas?
Good idea: Recommendations for colon cancer screening is to get one at 50 yrs old. A lesser known rec involves patients with a First degree family relative with colon cancer- a screening colonoscopy within 10 years of the relative's diagnosis is recommended if you are younger than 50 yr old. ...Read more
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