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Cardiac examination


In medicine, the cardiac examination, also precordial exam, is performed as part of a physical examination, or when a patient presents with chest pain suggestive of a cardiovascular pathology. It would typically be modified depending on the indication and integrated with other examinations especially the respiratory examination.

Like all medical examinations, the cardiac examination follows the standard structure of inspection, palpation and auscultation.

The patient is positioned in the supine position tilted up at 45 degrees if the patient can tolerate this. The head should rest on a pillow and the arms by their sides. The level of the jugular venous pressure (JVP) should only be commented on in this position as flatter or steeper angles lead to artificially elevated or reduced level respectively. Also, left ventricular failure leads to pulmonary edema which increases and may impede breathing if the patient is laid flat.

Lighting should be adjusted so that it is not obscured by the examiner who will approach from the right hand side of the patient as is medical custom.

The torso and neck should be fully exposed and access should be available to the legs.

General Inspection:

Inspect the hands for:

Inspect the head for:

Then inspect the precordium for:

The pulses should be palpated, first the radial pulse commenting on rate and rhythm then the brachial pulse commenting on character and finally the carotid pulse again for character. The pulses may be:

The valve areas are palpated for abnormal pulsations (palpable heart murmurs known as thrills) and precordial movements (known as heaves). Heaves are best felt with the heel of the hand at the sternal border.

The apex beat is found approximately in the 5th left intercostal space in the mid-clavicular line. It can be impalpable for a variety of reasons including obesity, emphysema, effusion and rarely dextrocardia. The apex beat is assessed for size, amplitude, location, impulse and duration. There are specific terms to describe the sensation such as tapping, heaving and thrusting.


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Wikipedia

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