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Related Concept Videos

Increased pulse rate01:17

Increased pulse rate

951
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...
951
Dysrhythmias II: Classification of Tachyarrhythmias01:28

Dysrhythmias II: Classification of Tachyarrhythmias

362
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...
362
Cardiomyopathy VI: Nursing Management01:29

Cardiomyopathy VI: Nursing Management

202
Assessment: Nursing management of patients with cardiomyopathy begins with a thorough assessment of the patient's history, including a family history of cardiomyopathy or sudden cardiac death, personal history of heart disease, hypertension, diabetes, and any alcohol consumption or drug use.During the physical examination, assess vital signs, look for signs of heart failure (such as edema, jugular venous distention, and cyanosis), auscultate for abnormal heart sounds (like murmurs and gallops),...
202
Dysrhythmias VII: Nursing Management of Dysrhythmias01:25

Dysrhythmias VII: Nursing Management of Dysrhythmias

239
Nursing management of dysrhythmias involves the following:AssessmentSubjective Assessment:The initial step involves gathering patient-reported symptoms such as dizziness, palpitations, and chest discomfort. It is crucial to collect a detailed history, including previous heart conditions, current medication use, and lifestyle factors like caffeine and alcohol consumption.Objective Assessment:This involves observing clinical signs such as jugular venous distention, cool and pale skin, and...
239
Decreased pulse rate01:14

Decreased pulse rate

748
Bradycardia is a medical condition in which the heart rate is slower than normal. It occurs when the heart's natural pacemaker, the sinus node, generates slower electrical impulses than the standard rhythm. In adults, bradycardia is diagnosed when the pulse rate falls below 60 beats per minute, indicating a deviation from the normal heart rate range.
There are specific risk factors that can elevate the likelihood of developing bradycardia. Advanced age is a significant factor, with...
748
Pericarditis IV: Nursing Management01:25

Pericarditis IV: Nursing Management

199
Pericarditis, an inflammation of the pericardium, necessitates diligent nursing management to ensure effective patient care and recovery. The initial step in managing pericarditis is a comprehensive patient medical assessment.The patient reports chest pain aggravated by breathing, coughing, and swallowing, which worsens when lying supine. The pain often improves when sitting up and leaning forward. Additional symptoms may include fever, malaise, and, in severe cases, signs of heart failure.
199

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Related Experiment Video

Updated: Dec 11, 2025

Tilt Testing with Combined Lower Body Negative Pressure: a "Gold Standard" for Measuring Orthostatic Tolerance
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Postural Tachycardia Syndrome: Nutrition Implications.

Ravindra Ganesh1, Sara L R Bonnes1, John K DiBaise2

  • 1Division of General Internal Medicine, Mayo Clinic Rochester, Rochester, Minnesota, USA.

Nutrition in Clinical Practice : Official Publication of the American Society for Parenteral and Enteral Nutrition
|August 19, 2020
PubMed
Summary

Postural tachycardia syndrome (POTS) affects young women, causing rapid heart rate and various symptoms. This review covers POTS causes, GI issues, and strategies for nutrition and hydration management.

Keywords:
enteral nutritiongastrointestinal diseaseshypotensionnutrition supportnutrition therapypostural orthostatic tachycardia syndrometachycardia

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Tachycardia-Induced Cardiomyopathy As a Chronic Heart Failure Model in Swine
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Area of Science:

  • Cardiology
  • Gastroenterology
  • Nutrition Science

Background:

  • Postural tachycardia syndrome (POTS) is increasingly prevalent, primarily affecting young females (<35 years).
  • The exact etiology of POTS remains under investigation, with multiple potential physiological causes identified.
  • POTS often presents with significant gastrointestinal (GI) and systemic symptoms, impacting daily function and quality of life.

Purpose of the Study:

  • To review the current understanding of POTS pathophysiology.
  • To outline associated gastrointestinal and nutritional challenges in POTS patients.
  • To discuss general POTS treatment and specific strategies for nutritional and hydration support.

Main Methods:

  • Literature review of POTS pathophysiology.
  • Analysis of studies on GI and nutritional issues in POTS.
  • Synthesis of treatment guidelines and nutritional management strategies.

Main Results:

  • POTS pathophysiology involves complex autonomic nervous system dysregulation.
  • GI dysfunction and nutritional deficits are common comorbidities in POTS.
  • Effective management requires a multi-faceted approach addressing POTS symptoms and nutritional needs.

Conclusions:

  • Understanding POTS pathophysiology is crucial for targeted treatment.
  • Addressing GI and nutritional issues is essential for improving patient outcomes and quality of life.
  • Personalized nutrition and hydration strategies are key to managing POTS effectively.