A client is receiving anticoagulant therapy to prevent blood clots. The nurse identifies a potential adverse effect of anticoagulation as:

A) Incorrect. Bright red blood in the stool typically indicates lower gastrointestinal bleeding, such as from hemorrhoids or anal fissures.

B) Correct. A tarry and sticky appearance of the stool, also known as melena, is characteristic of upper gastrointestinal bleeding. The dark color is due to the digestion of blood in the stomach.

C) Incorrect. A yellowish color of the stool is not associated with gastrointestinal bleeding. It can be related to other factors like diet or liver issues.

D) Incorrect. Clay-colored stools are pale and occur with problems in the biliary system, not with gastrointestinal bleeding.

A) Correct. Avoiding herbal supplements is important as some herbs can interact with anticoagulant medications and affect their effectiveness.

B) Correct. Notifying the healthcare provider about unusual

bruising is essential, as it may indicate potential bleeding complications associated with anticoagulant therapy.

C) Incorrect. Taking aspirin while on anticoagulant therapy can increase the risk of bleeding and is not recommended without medical guidance.

D) Correct. Carrying a medical alert card indicating anticoagulant use is crucial to inform healthcare providers about the client's medication regimen in case of emergency.

Questions