Related Experiment Video
Updated: May 20, 2026

15:48
ALS - Motor Neuron Disease: Mechanism and Development of New Therapies
Published on: July 29, 2007
Amyotrophic lateral sclerosis with an acute hypertensive crises
1Department of Rehabilitation Medicine, Gachon University of Medicine and Science, Incheon 405-760, Korea.
Annals of Rehabilitation Medicine
|July 28, 2012
Summary
This study details a rare case of severe autonomic dysfunction in a patient with Amyotrophic Lateral Sclerosis (ALS). The patient experienced hypertensive crises and tachycardia, successfully managed with diazepam and doxazocin mesylate.
Area of Science:
- Neurology
- Autonomic Nervous System Function
Background:
- Amyotrophic Lateral Sclerosis (ALS) typically involves motor neurons, with autonomic function usually preserved.
- Autonomic dysfunction is considered rare and not prominent in ALS patients.
- Limited research exists on dysautonomia in the context of ALS.
Purpose of the Study:
- To report a rare case of significant autonomic dysfunction in an Amyotrophic Lateral Sclerosis patient.
- To highlight the occurrence of hypertensive crises and tachycardia in ALS.
- To describe the successful management of dysautonomia in this patient.
Main Methods:
- Case report of a 55-year-old male diagnosed with ALS.
- Observation of acute severe hypertension, tachycardia, and blood pressure fluctuations.
- Pharmacological intervention using diazepam and doxazocin mesylate.
Main Results:
- The patient experienced severe hypertensive attacks and dysautonomic signs post-ALS diagnosis and mechanical ventilation.
- Dysautonomia, including hypertension and tachycardia, was effectively controlled.
- Diazepam and doxazocin mesylate proved successful in managing the patient's autonomic instability.
Conclusions:
- Severe autonomic dysfunction can occur, albeit rarely, in patients with Amyotrophic Lateral Sclerosis.
- Prompt management of dysautonomia is crucial for patient stability.
- Pharmacological agents like diazepam and alpha-blockers can effectively treat these episodes in ALS.
Related Concept Videos
Acute Coronary Syndrome I: Introduction
Acute Coronary Syndrome (ACS) encompasses a spectrum of heart conditions caused by sudden obstruction of coronary arteries, typically resulting from the rupture of an atherosclerotic plaque and subsequent thrombus (blood clot) formation. This obstruction can lead to partial or complete blockage of blood flow, causing varying degrees of myocardial ischemia or infarction.ACS includes the following clinical entities:Unstable Angina (UA)Non-ST-Elevation Myocardial Infarction (NSTEMI)ST-Elevation...
Disorders of the Autonomic Nervous System
The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
Raynaud's disease, also known as Raynaud's phenomenon, is a...
Raynaud's disease, also known as Raynaud's phenomenon, is a...
Cross-bridge Cycle
As muscle contracts, the overlap between the thin and thick filaments increases, decreasing the length of the sarcomere—the contractile unit of the muscle—using energy in the form of ATP. At the molecular level, this is a cyclic, multistep process that involves binding and hydrolysis of ATP, and movement of actin by myosin.
Hypertension I: Introduction
Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
Huntington Disease l: Introduction
Huntington disease or HD is a progressive, fatal neurodegenerative disorder inherited in an autosomal dominant pattern.PathophysiologyIt is caused by expansion of the CAG trinucleotide repeat in the HTT gene on chromosome 4 (4p16.3), producing an abnormal huntingtin protein with an expanded polyglutamine tract. This misfolded protein disrupts cellular function, leading to neuronal death. Normal alleles have ≤26 repeats, 27–35 are intermediate (risk of expansion), 36–39 show reduced penetrance,...
Hyperosmolar Hyperglycemic State
Hyperosmolar Hyperglycemic State, or HHS, is a serious and life-threatening complication of type 2 diabetes mellitus. It is characterized by three main features: severe hyperglycemia, profound dehydration, and elevated serum osmolality, all occurring without significant ketoacidosis.HHS typically develops in older adults or individuals with limited access to fluids. This may result from illness, cognitive impairment, or medications such as diuretics or corticosteroids. These factors reduce...
