Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 10 of 378 for Block
  1. Heart block 
    Heart block is a problem in the electrical signals in the heart. Normally, the heart beat starts in an ... keeps the heart beat steady and regular. Heart block occurs when the electrical signal is slowed down ...
    https://medlineplus.gov/ency/article/007658.htm - Medical Encyclopedia
  2. Heart pacemaker - discharge 
    A pacemaker is a small, battery-operated device that senses when your heart is beating irregularly or too slowly. It sends a signal ...
    https://medlineplus.gov/ency/patientinstructions/000097.htm - Medical Encyclopedia
  3. Epidural block - pregnancy 
    An epidural block is a numbing medicine given by injection (shot) in a specific place in the back. It numbs or ... the pain of contractions during childbirth. An epidural block may also be used to reduce pain during ...
    https://medlineplus.gov/ency/patientinstructions/000484.htm - Medical Encyclopedia
  4. Atrioventricular block - ECG tracing (image) 
    ... an abnormal rhythm (arrhythmia) called an atrioventricular (AV) block. P waves show that the top of the ... wave (and heart contraction), there is an atrioventricular block, and a very slow pulse (bradycardia).
    https://medlineplus.gov/ency/imagepages/1429.htm - Medical Encyclopedia
  5. Intracardiac electrophysiology study (EPS) 
    ... These may include: Atrial fibrillation or flutter Heart block Sick sinus syndrome Supraventricular tachycardia (a collection of ...
    https://medlineplus.gov/ency/article/003867.htm - Medical Encyclopedia
  6. Heart pacemaker 
    ... slow heartbeat are sinus node disease and heart block. When your heart beats too slowly, your body ...
    https://medlineplus.gov/ency/article/007369.htm - Medical Encyclopedia
  7. Cardiac arrest 
    ... or as a result of another condition. Heart block -- This occurs when the electrical signal is slowed ...
    https://medlineplus.gov/ency/article/007640.htm - Medical Encyclopedia
  8. His bundle electrography 
    His bundle electrography is a test that measures electrical activity in a part of the heart that carries the signals that control ...
    https://medlineplus.gov/ency/article/003391.htm - Medical Encyclopedia
  9. ACL reconstruction - discharge 
    ... too bad. You may have received a nerve block during surgery, so that your nerves do not ... will feel a bit numb after the nerve block. The numbness can last for hours and sometimes ...
    https://medlineplus.gov/ency/patientinstructions/000189.htm - Medical Encyclopedia
  10. Infant - newborn development 
    ... 30 seconds or more. Infant begins to grasp blocks or cubes using the ulnar-palmar grasp technique (pressing the block into palm of hand while flexing or bending ...
    https://medlineplus.gov/ency/article/002004.htm - Medical Encyclopedia
previous · 1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 9 · 10 · next