Prognostic implication of detecting vegetations by M-mode echocardiography

Area of Science:

• Cardiology
• Infectious Diseases
• Medical Imaging

Background:

• The prognostic significance of vegetations detected by M-mode echocardiography in infective endocarditis is debated.
• Many patients with infective endocarditis undergo early surgical intervention, complicating prognostic assessments.

Purpose of the Study:

• To evaluate the prognostic significance of M-mode echocardiography-detected vegetations in active infective endocarditis.
• To determine if vegetation presence impacts patient outcomes, including mortality and heart failure.

Main Methods:

• Prospective study of 25 consecutive patients with active infective endocarditis.
• M-mode echocardiography was used to detect cardiac vegetations.
• Patient outcomes, including mortality and need for surgery, were tracked for 1 year.

Main Results:

• Vegetations were detected in 7 of 25 patients (28.1%) using M-mode echocardiography.
• Eleven patients died within one year; only one patient underwent surgery.
• Patients with vegetations showed a higher incidence of severe complications, including death and congestive heart failure.

Conclusions:

• M-mode echocardiography detection of vegetations in infective endocarditis carries serious prognostic implications.
• The presence of vegetations is associated with an increased likelihood of adverse outcomes.
• Findings support the prognostic value of echocardiography in managing infective endocarditis.