Occult blood: Difference between revisions
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==Overview== | |||
'''Occult blood''' is blood in the feces in amounts that cannot be seen by the eye however it can be detected through tests. | '''Occult blood''' is blood in the feces in amounts that cannot be seen by the eye however it can be detected through tests. | ||
== Differential | == Differential diagnosis of causes of occult blood == | ||
In alphabetical order. <ref>Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:77 ISBN 1591032016</ref> <ref>Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:68 ISBN 140510368X</ref> | In alphabetical order. <ref>Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:77 ISBN 1591032016</ref> <ref>Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:68 ISBN 140510368X</ref> | ||
Revision as of 00:15, 20 January 2009
| Occult blood |
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Overview
Occult blood is blood in the feces in amounts that cannot be seen by the eye however it can be detected through tests.
Differential diagnosis of causes of occult blood
In alphabetical order. [1] [2]
Causes
- Angiodysplasia of the colon
- Arteriovenous malformation
- Diverticula
- Esophageal varices
- Fissures
- Gastrointestinal trauma
- Gastrointestinal tumor
- Gastric carcinoma
- GM-CSF Therapy
- Hemorrhoids
- Hiatal hernia
- Infections
- Inflammation
- Intestinal polyposis
- Loeffler's syndrome
- NSAIDs
- Portal hypertension