Patient Data
Click to indicate if the listed characteristic is consistent with a fat embolism or blood clot embolism. Each column must have at least one response option selected.
Chest pain
Petechiae
Origin typically long bone fracture
Altered mental status
Dyspnea
Origin typically deep vein thrombosis
Tachycardia
The Correct Answer is {"A":{"answers":"B"},"B":{"answers":"A"},"C":{"answers":"A"},"D":{"answers":"A"},"E":{"answers":"B,B"},"F":{"answers":"B"},"G":{"answers":"A,B"}}
• Chest pain: Blood clot embolism, especially pulmonary embolism, typically causes sudden chest pain due to obstruction of the pulmonary arteries. Fat embolism rarely causes chest pain as the primary symptom, though hypoxia may lead to discomfort. Chest pain is therefore more indicative of thrombotic embolism.
• Petechiae: Petechiae on the neck, upper chest, and conjunctiva are hallmark signs of fat embolism. They result from occlusion of dermal capillaries by fat globules and platelet aggregation. Blood clot embolism does not usually cause petechiae.
• Origin typically long bone fracture: Fat emboli commonly originate from fractures of long bones such as the femur, tibia, or pelvis. Trauma forces fat from the bone marrow into the bloodstream, creating emboli. Blood clot emboli generally do not arise from bone fractures.
• Altered mental status: Fat embolism can impair cerebral oxygenation, leading to confusion, lethargy, or agitation. This neurological involvement is a distinguishing feature of fat embolism. Blood clot embolism rarely affects mental status unless there is severe hypoxia.
• Dyspnea: Dyspnea occurs in both fat and blood clot embolism due to impaired oxygen exchange in the lungs. In fat embolism, hypoxia may develop gradually, while blood clot embolism often causes sudden shortness of breath. Both conditions require prompt respiratory support.
• Origin typically deep vein thrombosis: Blood clot emboli usually originate from deep veins in the legs or pelvis and travel to the lungs. Fat emboli are not associated with venous thrombi. Identifying the source helps differentiate between the two embolism types.
• Tachycardia: Tachycardia is a compensatory response to hypoxia or stress in both fat and blood clot embolism. It helps maintain oxygen delivery to vital organs. While nonspecific, its presence supports the need for urgent intervention in either condition.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Notify the unit manager that an emergency court order is needed to allow surgery: Obtaining a court order can take significant time and is not feasible in a life-threatening emergency. Delaying surgery could result in serious harm or death.
B. Continue to provide life support until a thorough search for a guardian is completed: While life support stabilizes the client, delaying definitive treatment when immediate surgery is required may worsen outcomes. Emergency protocols allow treatment without consent in life-threatening situations.
C. Carry on with surgical preparation of the client without a signed informed consent: In emergencies where the client is unresponsive and immediate surgery is necessary to preserve life, healthcare providers can proceed without consent under the principle of implied consent. This ensures prompt, potentially life-saving intervention.
D. Ask the client's friend to sign the informed consent since the client is unresponsive: A friend does not have legal authority to provide consent unless formally designated as a healthcare proxy. Relying on the friend could delay urgent care and is not legally valid.
Correct Answer is A
Explanation
A. Provide a bedside commode for toileting: Minimizing physical exertion helps reduce cardiac workload in a client with heart failure. Providing a bedside commode decreases the need for frequent trips to the bathroom, conserving energy and reducing strain on the heart.
B. Assist with ambulation in the hallway: While ambulation promotes circulation and prevents complications of immobility, it increases oxygen demand and cardiac workload, which may not be safe for a client with acute heart failure.
C. Teach to sleep in a side-lying position: Side-lying may improve comfort but does not significantly impact cardiac workload or oxygen consumption compared with upright or semi-Fowler positions that promote easier breathing.
D. Encourage active range of motion exercises: Active exercises increase metabolic demand and cardiac workload. Although beneficial long-term, they should be limited during acute illness to prevent overexertion and exacerbation of heart failure.
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