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429 Possible Causes for Black Stools, Hemoglobin Decreased

  • Gastrointestinal Hemorrhage

    Tarry black stools indicate a bleeding source in the upper GI tract; bright red blood from the rectum usually indicates bleeding in the distal colon.[medical-dictionary.thefreedictionary.com] On day seven, the hemoglobin decreased to 6.4 mg/dL. Despite aggressive resuscitative efforts and supportive care, he died.[ncbi.nlm.nih.gov] Although not all black stools represent melena, patients who report black stools are much more likely to have a UGIB source.[jamaevidence.mhmedical.com]

  • Upper Gastrointestinal Hemorrhage

    Black stool, age less than 50 years, and blood urea nitrogen/creatinine ratio of 30 or greater independently predict an upper GI tract bleeding source.[ncbi.nlm.nih.gov] Rebleeding was defined as a new episode of objective evidence of UGIB, after the initial bleeding had stopped, with a decreased hemoglobin concentration of at least 2 g/dL[degruyter.com] Current international guidelines recommend decreasing the hemoglobin threshold level for transfusion in patients with gastrointestinal bleeding, from 10 g per deciliter 15,16[doi.org]

  • Bleeding Peptic Ulcer

    Black stool from blood is called maleana and from food supplements or foods like karo (atapa) is called false maleana.[monitor.co.ug] All patients received the same proton pump inhibitor, and Blood transfusion was given to maintain the hemoglobin level above 8 g/dL.[dx.doi.org] stools.[healthdirect.gov.au]

  • Colonic Angiodysplasia

    Black, tarry stools ( melena ) and occasional episodes of bright red blood rectal bleeding ( hematochezia ) may be the only obvious signs of angiodysplasia.[healthhype.com] Results : 69 patients with a mean age of 68.7 years were included.The endoscopic treatment resulted in a rise in hemoglobin value from 7.3 to 9.3 g/ dl (p 0.0001) and a decrease[latunisiemedicale.com] Signs of bleeding in the upper digestive tract include Bright red blood in vomit Vomit that looks like coffee grounds Black or tarry stool Dark blood mixed with stool Signs[icdlist.com]

  • Gastrointestinal Stromal Tumor

    Case 4 A 48 years old male presented with passage of black stool. Upper GI endoscopy showed 4-5 cm polypoidal ulcerated growth with in greater curvature of the stomach.[omicsonline.org] The most common adverse reactions, as noted in previous imatinib studies, were diarrhea, fatigue, nausea, edema, decreased hemoglobin, rash, vomiting, and abdominal pain.[ncbi.nlm.nih.gov] MATERIAL OF STUDY: We report a case of 69 years old men that was admitted with melena.[ncbi.nlm.nih.gov]

  • Peptic Ulcer

    […] looks like coffee grounds), black stools or anemia.[web.archive.org] Symptoms that require immediate medical attention include sharp, sudden, persistent stomach pain, bloody or black stools, or bloody vomit or vomit that looks like coffee grounds[labtestsonline.org.au] stool (due to bleeding) Vomiting Weight loss Severe pain in the mid- to upper abdomen Cleveland Clinic News & More Cleveland Clinic News & More[my.clevelandclinic.org]

  • Mercury Poisoning

    Abstract A 26-year-old woman ingested 0.9 g of mercuric chloride in a suicide attempt and developed hematemesis, melena and acute renal failure.[ncbi.nlm.nih.gov] Levels of red blood cells, hemoglobin, and hematocrit were decreased in peripheral blood of the patient in comparison to a respective control (Figure 3 A).[frontiersin.org]

  • Microscopic Polyangiitis

    […] that is red or black if it comes from the stomach).[therapeutique-dermatologique.org] Her hemoglobin level dropped from 8.8 to 4.5 g/dl in the subsequent hours.[ncbi.nlm.nih.gov] Pulmonary function tests revealed a normal pattern with a mildly decreased diffusing capacity of the lung for carbon monoxide (DLCO).[ekjm.org]

  • Meckel Diverticulum

    A 12-year-old boy presented with bloody diarrhoea and abdominal pain in association with a long-standing history of black stools and progressive pallor.[ncbi.nlm.nih.gov] Clinical Presentation and Intervention: A 12-year-old boy presented with bloody diarrhoea and abdominal pain in association with a long-standing history of black stools and[doi.org] CLINICAL FINDINGS AND DIAGNOSIS: A 26-year-old male with episodic black colored stool since last 10 years.[ncbi.nlm.nih.gov]

  • Cecal Adenocarcinoma

    Dark, tarry stools (melena): When bleeding occurs in the cecum and ascending colon, it usually causes black stools that can appear tar-like, rather than the bright red blood[verywell.com] Center: Large cecal carcinoma in a 91 year-old woman with weight loss, anemia and an episode of melena; she also had a large villous adenoma in the left colon.[endoatlas.com]

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