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Related Concept Videos

Increased pulse rate01:17

Increased pulse rate

Tachycardia is a condition marked by an abnormally fast or irregular heart rate, surpassing the typical resting rate. In adults, tachycardia is characterized by a pulse rate ranging from 100 to 180 beats per minute. The increased heart rate can result in inadequate blood flow to various body parts, ultimately diminishing the oxygen supply to organs and tissues.
Many factors can elevate the risk of developing tachycardia. These include advanced age, a family history of arrhythmias, and an...
Dysrhythmias II: Classification of Tachyarrhythmias01:28

Dysrhythmias II: Classification of Tachyarrhythmias

Tachyarrhythmias are a type of dysrhythmia where the heart rate exceeds 100 beats per minute. Here are some common types of tachyarrhythmias:Sinus TachycardiaSinus tachycardia originates from increased impulses from the sinus node, leading to an elevated heart rate. It is often triggered by stress, fever, or exercise.Patients may experience palpitations, a sensation of a racing heart, dizziness, and chest discomfort.Causes and Risk Factors: Common causes include physical exertion, emotional...
Alterations in Blood Pressure01:30

Alterations in Blood Pressure

Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
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Disorders of the Autonomic Nervous System01:18

Disorders of the Autonomic Nervous System

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Raynaud's disease, also known as Raynaud's phenomenon, is a...
Increased Intracranial Pressure l: Introduction01:14

Increased Intracranial Pressure l: Introduction

Intracranial hypertension is a sustained elevation of intracranial pressure (ICP) above 22 mm Hg. In supine adults, normal ICP is ~7–15 mm Hg.The rigid, nonexpandable cranium contains three components—brain tissue, blood, and cerebrospinal fluid (CSF)—that total ~1,700 mL in a typical adult: 1,400 mL brain (~80%), 150 mL blood (~10%), and 150 mL CSF (~10%). According to the Monro–Kellie doctrine, total intracranial volume is effectively fixed. When one component expands, CSF and venous blood...
Hypertension I: Introduction01:28

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Updated: Jun 2, 2026

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
14:09

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance

Published on: March 21, 2013

[Orthostatic headache with tachycardia].

J Mathys1, I Beiser, G Maurer

  • 1Neurologische Universitätsklinik, Inselspital, Universitätsspital Bern. jan.mathys@insel.ch

Praxis
|May 13, 2011
PubMed
Summary
This summary is machine-generated.

A 17-year-old male experienced prolonged orthostatic headaches. Despite negative tests for intracranial hypotension, he was diagnosed with postural tachycardia syndrome (POTS), a condition characterized by increased heart rate upon standing.

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Area of Science:

  • Neurology
  • Cardiology
  • Autonomic Dysfunction

Background:

  • Orthostatic headache is a debilitating symptom impacting daily life.
  • Diagnostic workup for orthostatic headache often includes imaging and cerebrospinal fluid analysis.
  • Intracranial hypotension and cerebrospinal fluid (CSF) leaks are common causes of orthostatic headaches.

Observation:

  • A 17-year-old male presented with chronic orthostatic headaches, exclusively in the upright position.
  • Initial investigations, including brain and spine MRI and lumbar puncture, were unremarkable for intracranial hypotension or CSF leak.
  • Positional changes to standing induced a significant heart rate increase (>40 bpm) without a drop in blood pressure, accompanied by bilateral, pressure-like headaches.

Findings:

  • The patient's presentation and diagnostic findings were consistent with Postural Tachycardia Syndrome (POTS).
  • POTS is a form of autonomic dysfunction characterized by exaggerated heart rate response to upright posture.
  • The absence of hypotension differentiates POTS from other orthostatic intolerance conditions.

Implications:

  • This case highlights the importance of considering POTS in the differential diagnosis of orthostatic headaches, even with negative findings for CSF leak.
  • Recognizing POTS can lead to appropriate management strategies, improving patient outcomes.
  • Non-pharmacological treatments such as increased fluid/salt intake, compression stockings, and exercise can effectively manage POTS symptoms.