Cardiology
- Perioperative interruption of dual antiplatelet therapy (November 2017)
Readers comment on perioperative interruption of dual antiplatelet therapy (November 2017).
- Hidden lesion easily missed on chest radiography
Chest radiography showed an opacity behind the heart, and CT angiography revealed it to be an aortic aneurysm.
- Are serum troponin levels elevated in conditions other than acute coronary syndrome?
Yes. Troponin elevation is a nonspecific sign.
- A 71-year-old woman with shock and a high INR
She presents with an acute change in mental status, blood pressure 80/40 mm Hg, pulse 130, INR 6.13.
- Physical examination in dyspnea (December 2017)
Errors occurred in Shellenberger RA, Balakrishnan B, Avula S, Ebel A, Shaik S. Diagnostic value of the physical examination in patients with dyspnea. Cleve Clin J Med 2017; 84(12):943–950.
- Hypertension in older adults: What is the target blood pressure?
Goal: systolic pressure below 130 mm Hg if the patient can take multiple medications and be followed closely.
- Which test for CAD should be used in patients with left bundle branch block?
CT angiography is the fi rst-line test in those under 65; for older patients there are SPECT and dobutamine echocardiography.
- Acute cardiorenal syndrome: Mechanisms and clinical implications
Volume overload is central to its pathogenesis, and accurate assessment of volume status is critical.
- Hemodynamically, the kidney is at the heart of cardiorenal syndrome
In heart failure, the heart and the kidneys share a rocky relationship.

