What term is used to describe a pulse that is difficult to feel?

The term used to describe a pulse that is difficult to feel is "thready." This descriptor indicates that the pulse is very weak and has a thin, feeble quality, making it challenging for a clinician to palpate effectively. A thready pulse can often be associated with various medical conditions, such as shock, dehydration, or significant blood loss, where the heart's ability to pump blood strongly is compromised.

Understanding the context of pulse characteristics can help clinicians assess a patient's health status. A pulse described as "weak" also suggests a diminished quality, but thready specifically implies a more pronounced difficulty in detection. In contrast, a "strong" pulse indicates robust blood flow, and a "regular" pulse means the rhythm is consistent and predictable. Each term conveys important information about cardiovascular health and aids in patient assessment.