Ambulatory Blood Pressure Measurement (ABPM): what it is and when to do it

Ambulatory Blood Pressure Measurement is an exam that monitors blood pressure, even during sleep. Find out how it’s done and who should do it.

High blood pressure is a major public health problem. According to recent data by the Instituto Nacional de Estatística (Statistics Portugal), this condition affects approximately 42% of the adult population in Portugal. Even more concerning, it is estimated that one third of people with hypertension are unaware of their condition, and the problem progresses silently. This increases the risk of serious complications like heart attack or stroke.

Ambulatory Blood Pressure Measurement, known as ABPM or 24h ABPM, is an indispensable tool for a more precise and personalised hypertension diagnosis. But how does it work, what’s it for and what precautions should be taken? We answer all these questions below.

 

What is Ambulatory Blood Pressure Measurement?

Ambulatory Blood Pressure Measurement (ABPM) is an exam that measures and records blood pressure during a 24-hour period, while examinees perform their daily activities and also during sleep. It differs from occasional measurement in a doctor’s office as it analyses blood pressure throughout the day, including unexpected spikes and drops that may occur.

Using a discrete and portable device, the exam takes regular readings at predefined intervals to detect specific patterns, such as nocturnal hypertension.

What is Ambulatory Blood Pressure Measurement for?

Ambulatory Blood Pressure Measurement is particularly useful to detect variations and patterns in blood pressure that may not be evident during a medical consultation.

  • Diagnosing paroxysmal or masked hypertension

  • Nocturnal hypertension

  • Evaluating treatment efficacy

  • Identifying risk patterns

How is the exam performed?

To guarantee reliable results, the process is simple but meticulous. It starts with the equipment being set up by a qualified technician:

1. Preparation: A small portable device is fitted to the examinee’s waist, connected to a cuff placed on the non-dominant arm. The equipment will inflate the cuff and record the readings.
2. Continuous monitoring: For 24 hours, the device automatically measures blood pressure at regular intervals – usually every 20 minutes during the day and every 30 minutes at night. This interval can be adjusted according to clinical needs.
3. Normal activities: Examinees are encouraged to maintain their daily routines, such as work, meals and rest, for the exam to reflect their daily reality. However, it is important to avoid strenuous exercises or abrupt movements during monitoring.
4. Recording events: It is advisable to note down specific activities, such as meals, times of stress or symptoms  (like dizziness), to help analyse the data.
5. Returning equipment: Examinees return the device after 24 hours. The readings are then analysed by a specialist.

The collected data is processed and presented in graphs and charts. The physician will identify specific patterns, make a cardiovascular diagnosis and recommend personalised interventions.

Does Ambulatory Blood Pressure Measurement require prior precautions?

This exam requires some prior precautions that are simple but essential to guarantee reliability and the examinee’s comfort throughout the process.

  • Suitable clothing

  • Personal hygiene

  • Regular readings

  • Avoid products that may interfere

  • Avoid strenuous exercise

  • Inform of any symptoms

Where to go for Ambulatory Blood Pressure Measurement?

If you need to undergo Ambulatory Blood Pressure Measurement (ABPM), it is essential to choose a healthcare unit equipped with advanced technology and managed by experienced professionals. At Joaquim Chaves Saúde, we provide this exam under the highest quality standards – state-of-the-art equipment, as well as specialised and personalised medical care. At our Medical Clinics, you will find a team of cardiologists specialised in cardiovascular diagnosis, which allows us to guarantee reliable results and outstanding care.

 

Joaquim Chaves Saúde, excellence in Ambulatory Blood Pressure Measurement

At Joaquim Chaves Saúde, you can also monitor your cardiovascular health with Ambulatory Blood Pressure Measurement (ABPM).

If you suffer from high blood pressure, suspect irregular results or need help to adjust your treatment, our team of Cardiology specialists is ready to give you quick and safe answers.

Featuring modern and comfortable facilities, as well as thoughtful and professional care, we guarantee a tranquil experience and thorough analysis of your results. At Joaquim Chaves Saúde, your health is in good hands. Schedule your exam today and invest in your wellbeing.

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