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Hyperventilation

Heat Tetany

Hyperventialtion is an abnormally increased pulmonary ventilation, leading to abnormal loss of carbon dioxide from the blood.


Presentation

  • Accurately diagnosing and treating adult patients presenting with recurrent syncope can be extremely problematic. We present the case of a patient who presented with recurrent syncope.[ncbi.nlm.nih.gov]
Oral Ulcers
  • Behcet's disease is a chronic inflammatory disorder usually characterized by the triad of oral ulcers, genital ulcers, and uveitis. Central to the pathogenesis of Behcet's disease is an autoimmune vasculitis.[ncbi.nlm.nih.gov]
Orthostatic Hypotension
  • We propose that many cases currently classified as idiopathic may in fact be due to orthostatic hypotension secondary to hyperventilation, or simply hyperventilation-induced syncope.[ncbi.nlm.nih.gov]
Carpopedal Spasm
  • In extreme cases it may cause carpopedal spasms, a flapping and contraction of the hands and feet.Factors that may induce or sustain hyperventilation include: physiological stress, anxiety or panic disorder, high altitude, head injury, stroke, respiratory[en.wikipedia.org]
  • Trousseau's sign (also called 'main d'accoucheur' or carpopedal spasm) is muscle spasm in the hands, with the tips of the fingers and thumb apposed and the fingers straight. It results from hypocalcaemia.[patient.info]
  • Hyperventilation syndrome related to anxiety can cause alkalosis severe enough to cause carpopedal spasm. A mild fairly well compensated respiratory alkalosis is the usual finding in pregnancy.[anaesthesiamcq.com]
  • spasm Type 1 Excludes hysterical tetany ( F44.5 ) neonatal tetany ( P71.3 ) parathyroid tetany ( E20.9 ) post-thyroidectomy tetany ( E89.2 ) hyperpnea R06.4 hyperventilation R06.4 - see also Hyperventilation ICD-10-CM Codes Adjacent To R06.4 R06 Abnormalities[icd10data.com]
Muscle Twitch
  • If you are experiencing these symptoms, you may be chronically hyperventilating : dizziness & light-headedness breathlessness a sense of unreality increased and/or irregular heartbeat numbness, tingling, or cold in the hands and feet muscle twitching[overcomingyouranxiety.net]
  • , twitching and cramps, tension and panicky feelings, depression and anxiety.[healthnavigator.org.nz]
  • Overbreathing can cause the calcium levels to drop in your blood, which may result in the following nervous system symptoms like numbness and tingling (usually in both arms or around the mouth), spasms or cramps of the hands and feet, and muscle twitching[emedicinehealth.com]
Chvostek Sign
  • Chvostek's sign is also due to hypocalcaemia. Flick behind the ear, just in front of the mastoid bone where the facial nerve emerges. The hypersensitive facial nerve makes the muscles of the face twitch.[patient.info]
Leg Cramp
  • Cramps: - How to get rid of cramps : How to get rid of cramps breathing exercise - Leg cramps at night : Two easy solutions (Earthing and reduced breathing exercise).[normalbreathing.com]
Panic Attacks
  • Next, how a panic attack causes the brain to behave in a certain way… Part 5: The Brain and Panic Attacks: 'Emotional Hijacking' »[panic-attacks.co.uk]
  • On the basis of the Diagnostic Symptom Questionnaire, a panic attack was defined as the following: 1) four or more symptoms of a panic attack from DSM-IV; 2) at least one of the cognitive symptoms of a panic attack from DSM-IV (e.g. fear of dying or of[scielo.br]
  • HVS is frequently caused by anxiety disorders and panic attacks. Until now, medical literature has focussed primarily on daytime symptoms of behavioural hyperventilation. It is currently unknown how this condition may affect sleep.[ncbi.nlm.nih.gov]
Dizziness
  • Patients who complained of persistent dizziness were significantly more likely to have persistent HIN and high Korean Dizziness Handicap Inventory scores at the last follow-up compared with patients who did not suffer from dizziness.[ncbi.nlm.nih.gov]
  • Hyperventilation syndrome is one of the most common causes of dizziness in the general population, accounting for up to 25 percent of dizziness complaints. 1,2,7 Hyperventilation syndrome may present a diagnostic challenge to the chiropractic physician[dynamicchiropractic.com]
  • The symptoms of respiratory alkalosis include: dizziness, tingling in the lips, hands or feet, headache, weakness, fainting and seizures.[en.wikipedia.org]
  • The symptoms of acute hyperventilation are mainly caused by the hypocalcemia. 4 Symptoms Tachypnea Muscle spasms Paresthesia Dizziness Anxiety Spasms of the muscles of the lower arm and hands ( hyperventilation tetany ) can lead to the characteristic[flexikon.doccheck.com]
  • Caution: known as the great mimic, some hyperventilation syndrome symptoms such as chest pain, dizziness and shortness of breath need checking by your doctor to rule out serious events.[healthnavigator.org.nz]
Paresthesia
  • He reported that paresthesias were occasionally asymmetrical and could even be unilateral.[medlink.com]
  • Side effects, including vertigo, paresthesias and muscle tremor, were present in 70% of the volunteers during hyperventilation with 100% O2, and these side effects forced them to limit their respiratory rates and tidal volumes.[ncbi.nlm.nih.gov]
  • The symptoms of acute hyperventilation are mainly caused by the hypocalcemia. 4 Symptoms Tachypnea Muscle spasms Paresthesia Dizziness Anxiety Spasms of the muscles of the lower arm and hands ( hyperventilation tetany ) can lead to the characteristic[flexikon.doccheck.com]
  • […] usually part of a generalized personality dysfunction, chiefly anxiety neurosis or hysteria. 4 Patients with this disorder overbreathe for short periods of time, during which they are aware of dyspnea, chest discomfort, palpitation, lightheadedness, paresthesias[jamanetwork.com]
Agitation
  • It is accompanied by agitation and a sense of terror or by symptoms of chest pain, paresthesias (peripheral and perioral), peripheral tetany (eg, stiffness of fingers or arms), and presyncope or syncope or sometimes by a combination of all of these findings[msdmanuals.com]
  • Clothing made of soft fibers (cotton, silk) may also be helpful, as rougher fabrics such as wool can cause skin irritation, discomfort, overheating and agitation in some people. 4 Try relaxation techniques.[wikihow.com]
  • After surgery, or illness, or prolonged social or physical stress Symptoms Acute Attack - agitation, rapid upper chest breathing and heart-rate, chest pains, shortness of breath, nausea, tingling dizziness, clammy hands, dilated pupils, perhaps fainting[healthnavigator.org.nz]
  • This lower level of carbon dioxide reduces blood flow to the brain, which may result in the following nervous system and emotional symptoms like weakness, fainting, dizziness, confusion, agitation, a feeling of being outside yourself, feeing images that[emedicinehealth.com]
Numbness of the Hand
  • Symptoms can include: Numbness in the hands, feet, and mouth A tingling sensation in the fingers or toes Overwhelming feelings of panic Chest pain Light-headedness Inability to catch one's breath Although these symptoms are very real, they are not the[familyeducation.com]
  • Or perhaps you get chest pain, palpitation, or numbness in your hands. These can be signs of hyperventilation. Hyperventilation is very common. It causes “Chronic Hyperventilation Syndrome.” This brings different symptoms at the same time.[breathingexpert.com]
  • A tingling sensation or numbness in your hands, feet and lips is a symptom of hyperventilation, along with lightheadedness, dizziness, headache, chest pain, slurred speech and sometimes even fainting.[wikihow.com]
Aphasia
  • Hyperventilation exercise during electroencephalography precipitated a recurrence of right hemiplegia and aphasia in a patient with Hb SS disease.[ncbi.nlm.nih.gov]

Workup

  • RESULTS: Twenty-two of the 29 patients referred for ENS during the study period were eligible for inclusion and underwent a complete workup. HVS was diagnosed in 17 of these patients (77.3%).[ncbi.nlm.nih.gov]
Hypocapnia
  • Oxygen uptake during the 30-s WAnT was lower in the hypocapnia than the control trial (1.55 0.52 vs. 1.95 0.44 L min(-1)), while the postexercise peak blood lactate concentration was higher in the hypocapnia than control trial (10.4 1.9 vs. 9.6 1.9 mmol[ncbi.nlm.nih.gov]

Treatment

  • Individuals are at risk of iatrogenic complications from investigation or treatment of wrong diagnosis.[patient.info]
  • Acupuncture Acupuncture may also be an effective treatment for hyperventilation syndrome. Acupuncture is an alternative treatment based on ancient Chinese medicine. It involves placing thin needles into areas of the body to promote healing.[healthline.com]
  • Hyperventilation -- causes, symptoms, treatment and prevention Posted By Mita Majumdar, September 25, 2014 at 04:29pm Feel like you run out of breath at the slightest sign of stress? You might be hyperventilating.[thehealthsite.com]

Prognosis

  • Prognosis Prognosis is generally good but will depend on the underlying cause and comorbidity. [ 12 ] Management of associated disorders (such as agoraphobia) will alter the course of the hyperventilation.[patient.info]
  • Pneumothorax (Symptoms, Causes, Types, and Prognosis) A pneumothorax is free air in the chest outside the lung, that causes the lung to collapse (collapsed lung). There are two types...[medicinenet.com]

Etiology

  • Concurrent etiologies of peripheral hyperventilation were excluded, leaving central neurogenic hyperventilation as the remaining etiology.[ncbi.nlm.nih.gov]
  • ., “Studies concerning the etiology and pathogenesis of neurocirculatory asthenia”, Amer. Heart J., 1945, 30, 325,. Gibbs, E. L., Gibbs, F. A., Lennox, W. G., and Nims, L. F., “Regulation of cerebral carbon dioxide”, Arch. Neurol.[bjp.rcpsych.org]
  • Because of its bizarre manifestations and its basic etiology, it is seen by everyone regardless of the limitation of one's practice. Too many of us have been lulled into a sense of false security by medical school teachings.[aafp.org]
  • Practically all categories in the chapter could be designated 'not otherwise specified', 'unknown etiology' or 'transient'.[icd10data.com]

Epidemiology

  • Epidemiology It is quite common but precise prevalence is unknown.[patient.info]
  • […] addition, asthma status was seen to significantly influence the probability of HVS occurrence, with the ORs for HVS in adolescents with lifetime asthma, current episodic asthma, and current active asthma calculated as 11.2, 8.9, and 41.5, respectively. [4] Epidemiology[emedicine.com]
Sex distribution
Age distribution

Pathophysiology

  • […] from Greek: ὑπέρ ("iper") - over and Latin: ventilare - breathe German : Hyperventilation Contents 1 Definition 2 Forms 3 Pathophysiology 4 Symptoms 5 Therapy 1 Definition Hyperventilation is defined as unphysiological deeper and/or faster breathing that[flexikon.doccheck.com]
  • HRV analysis points towards an autonomic overactivation as a pathophysiological pathway subtending seizure triggered by hyperventilation in MTLE.[ncbi.nlm.nih.gov]

Prevention

  • Awareness of the responsible factors will promote detection and prevention of the hazard.[ncbi.nlm.nih.gov]
  • To help prevent problems, tell your healthcare provider and pharmacist about all the medicines, natural remedies, vitamins, and other supplements that you take.[summitmedicalgroup.com]
  • This means that if you can stop hyperventilating, you can potentially reduce the severity of your panic attacks and perhaps prevent them altogether.[calmclinic.com]

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Last updated: 2017-05-04 12:59