Holter ECG 96hrs records the heart's electrical activity using skin electrodes.
No blood sample and no radiation—a painless outpatient test.
Holter monitoring records continuously for 24–72 hours to capture intermittent arrhythmias a standard ECG may miss.
About ECG
What is Holter ECG 96hrs?
A portable Holter monitor records ECG continuously; keep a symptom diary with timestamps.
Painless outpatient procedure.
Why ordered?
Chest pain, palpitations, breathlessness, hypertension, pre-operative assessment, and cardiac screening.
Useful when intermittent arrhythmia is suspected.
Blood required?
No—skin electrodes only.
Procedure
How performed?
Wear a portable monitor and return it after the recording period with your activity log.
Preparation?
Comfortable clothing; avoid oily skin products on electrode sites.
Report time?
After device analysis: 2–5 days.
Holter monitoring details
How long to wear?
Usually 24–48 hours; up to 72 hours or longer per doctor indication.
Why keep a diary?
Timestamped symptoms help match ECG strips to events like palpitations.
Can I shower?
Device is not waterproof—follow center instructions; sponge bath is typical.
If abnormal?
Your cardiologist may advise medicines or further tests such as echo or stress testing.
More Questions & Answers
Blood for Holter ECG 96hrs?
No.
Fasting?
Not required.
How long Holter?
Usually 24–48 hours.