In what cardiac disorder would we see Janeway lesions. Osler nodes or Roth spots?
Myocardial infarction
Heart failure
Pericarditis
Endocarditis
The Correct Answer is D
Rationale:
A. Myocardial infarction is incorrect because an MI results from acute coronary artery occlusion leading to ischemia and necrosis of heart muscle. Its manifestations include chest pain, dyspnea, diaphoresis, and ECG changes, but it does not cause Janeway lesions, Osler nodes, or Roth spots.
B. Heart failure is incorrect because heart failure involves the heart’s inability to pump effectively, causing symptoms like edema, dyspnea, fatigue, and pulmonary congestion. It is not associated with peripheral or retinal vascular lesions.
C. Pericarditis is incorrect because pericarditis is inflammation of the pericardial sac, presenting with chest pain, pericardial friction rub, and sometimes pericardial effusion, but it does not cause Janeway lesions, Osler nodes, or Roth spots.
D. Endocarditis is correct because infective endocarditis can cause vascular and immune-mediated lesions due to septic emboli and immune complex deposition. Janeway lesions are painless, erythematous macules on the palms and soles caused by septic emboli. Osler nodes are painful, tender nodules on the fingers and toes resulting from immune complex deposition. Roth spots are retinal hemorrhages with pale centers seen on fundoscopic exam. These lesions are classic peripheral signs of infective endocarditis, which involves infection of the heart valves or endocardial surface.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Rationale:
A. This is incorrect because simply stimulating the patient hourly is insufficient. A rapid decline from GCS 15 to 3 indicates a life-threatening neurological emergency that requires immediate intervention.
B. This is correct because a sudden drop in GCS from 15 to 3 suggests severe neurological deterioration, possibly from an epidural or subdural hematoma, intracranial hemorrhage, or increased intracranial pressure. Prompt notification of the primary care provider or ED physician is essential for immediate assessment and possible emergency interventions such as imaging, surgery, or advanced airway management.
C. Elevating the head of the bed is a supportive measure to help reduce intracranial pressure, but it is not the priority in the face of rapid neurological decline. Immediate medical evaluation takes precedence.
D. Continuing to monitor the patient without action is incorrect because the patient’s condition is critical. Delaying intervention could result in permanent brain injury or death.
Correct Answer is C
Explanation
Rationale:
A. Visiting hours should be unrestricted is incorrect because completely unrestricted visitation is not practical in most critical care settings. While professional organizations encourage family presence, ICU environments require some structure to maintain patient safety, allow medical procedures, and reduce staff fatigue.
B. The majority of critical care units implement restricted visiting hours is partially correct historically, but current trends are moving away from rigid restrictions. Strict visiting policies are no longer considered best practice because they can negatively affect patient and family well-being.
C. It is best to individualize visitation to meet the needs of patients and their family is correct because professional organizations such as the American Association of Critical-Care Nurses (AACN) recommend flexible visitation policies tailored to the patient’s condition, needs, and family preferences. Individualized visitation supports family-centered care, reduces patient anxiety, improves satisfaction, and may even enhance recovery.
D. Children should never be permitted to visit a critically ill family member is incorrect because children can often visit if appropriate, depending on their age, emotional readiness, and infection control considerations. Blanket bans are no longer considered necessary, and preparation and support are emphasized instead.
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