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Hypertension and Regulation of Blood Pressure01:18

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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
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Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
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Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
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Association Between Hypertension and Hearing Loss.

Muhammad Umair Nawaz1, Sagar Vinayak2, Edgar Rivera3

  • 1Internal Medicine, Jinnah Sindh Medical University, Karachi, PAK.

Cureus
|October 25, 2021
PubMed
Summary

Hypertension (HTN) is linked to increased hearing loss. This study found hypertensive individuals have significantly poorer hearing than non-hypertensives, especially those with long-standing HTN. Regular hearing screenings are recommended for hypertensive patients.

Keywords:
hearing losshtnhypertensionototoxic drugssensorineural hearing loss

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Area of Science:

  • Cardiology
  • Otolaryngology
  • Public Health

Background:

  • Hypertension (HTN) affects one in four individuals and is linked to various health complications.
  • The specific impact of HTN on hearing loss remains understudied.
  • This research investigates the relationship between hypertension and auditory function.

Purpose of the Study:

  • To determine the impact of hypertension on hearing levels.
  • To compare hearing abilities between hypertensive and non-hypertensive individuals.
  • To assess if the duration of hypertension influences hearing loss.

Main Methods:

  • A cross-sectional study involving 300 hypertensive and 300 non-hypertensive participants aged 21-50.
  • Audiometry tests were conducted by trained technicians at six frequencies (0.5-6.0 kHz).
  • Mean hearing levels were calculated for each participant, considering both ears.

Main Results:

  • Hypertensive participants exhibited significantly higher mean hearing levels (23.4 ± 8.67 dB) compared to non-hypertensives (18.3 ± 6.02 dB; p<0.0001).
  • Individuals with HTN diagnosed for over five years showed higher hearing loss than those diagnosed for less than five years (24.21 ± 8.92 dB vs. 22.6 ± 8.02 dB; p=0.0001).

Conclusions:

  • Hypertension is positively correlated with hearing loss.
  • Long-standing hypertension appears to exacerbate hearing impairment.
  • Regular hearing screenings are advised for patients with hypertension to monitor auditory health.