Chvostek Sign: Causes & Reasons

Possible Causes for Chvostek Sign

Manifestations include hyperactive deep tendon reflexes, chvostek's sign, muscle and abdominal cramps, and carpopedal spasm. [icd9data.com]

Acute hypocalcemia can lead to paresthesia, tetany, and seizures (characteristic physical signs may be observed, including Chvostek sign, which is poorly sensitive and specific [us.bestpractice.bmj.com]

Signs [ 6 ] Chvostek's sign (also called Weiss' sign, Schultze-Chvostek sign or facialis phenomenon) is a feature of latent tetany and may be seen in hypocalcaemia or normocalcaemia [patient.info]

Hypoparathyroidism

The following are signs of hypocalcemia: Chvostek's sign (watch video) is the twitching of the facial muscles in response to tapping over the area of the facial nerve. [smartypance.com]

sign contraction of facial muscles with percussion of the facial nerve Contraction of Cheek = Chvostek Trousseau sign carpal spasm with occlusion of brachial artery with [step2.medbullets.com]

Chvostek's and Trousseau's signs. N Engl J Med. 2012; 367 (11): p.e15. doi: 10.1056/nejmicm1110569. | Open in Read by QxMD [amboss.com]

Acute Hyperventilation

Chvostek's sign is also due to hypocalcaemia. Flick behind the ear, just in front of the mastoid bone where the facial nerve emerges. [patient.info]

Chvostek’s sign is twitching of facial muscles in response to tapping over the area of the facial nerve Trousseau’s sign is carpopedal spasm that results from ischemia, such [slideshare.net]

Acute secondary hypocalcemia can result in carpopedal spasm, muscle twitching, a prolonged QT interval, and positive Chvostek and Trousseau signs. [emedicine.medscape.com]

Hypomagnesemia

signs. [derangedphysiology.com]

Chvostek sign is an involuntary twitching of the facial muscles elicited by a light tapping of the facial nerve just anterior to the exterior auditory meatus. [merckmanuals.com]

Confusion Delirium Tremors Seizures Tachyarrhythmias (particularly VT and VF) Tetany Chvostek sign Trousseau sign ECG changes Widening QRS complexes Peaking T-waves (which [derangedphysiology.com]

Pseudohypoparathyroidism

Signs can include paresthesias, tetany, cramps, and even seizures. Moreover, the physical exam is notable for findings such as Chvostek sign and Trousseau sign. [symptoma.com]

sign contraction of facial muscles with percussion of the facial nerve C ontraction of C heek = C hvostek Trousseau sign carpal spasm with occlusion of brachial artery with [medbullets.com]

2); Trousseau’s and Chvostek’s signs were negative. [revistas.unal.edu.co]

Respiratory Alkalosis

Positive Chvostek’s sign Nausea and vomiting Muscle twitching Assessment CIRCULATION May report: History/presence of anemia Palpitations May exhibit: Hypotension Tachycardia [nurseslabs.com]

sign Trousseau's sign Clinical Manifestations, continued Tinnitus Sensation of chest tightness Palpitations Seizures and loss of consciousness ABGs Show pH > 7.45 PaCO2 < [quizlet.com]

Ataxia Chvostek’s sign Tremor Encephalopathy Coma Seizure manifestations PNS Signs Myoclonus Tetany I have written about these issues many times…as these articles/blog postings [leonchaitow.com]

Psychogenic Hyperventilation

Chvostek's sign is also due to hypocalcaemia. Flick behind the ear, just in front of the mastoid bone where the facial nerve emerges. [patient.info]

Chvostek or Trousseau signs may be positive because of hypocalcemia. Wheezing may be heard because of bronchospasm from hypocarbia. [unp.me]

Hyperventilation

Chvostek's sign is also due to hypocalcaemia. Flick behind the ear, just in front of the mastoid bone where the facial nerve emerges. [patient.info]

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 [patient.info]

Hypokalemia

sign ipsilateral facial muscle contraction caused by tapping the facial nerve Trousseau sign carpopedal spasms by inflating the sphygmomanometer above systolic blood pressure [step2.medbullets.com]

복부 진찰 시 특이소견은 없었고 하지의 함요 부종은 없었으며 감각은 정상이었으나 운동은 양쪽 상지 모두 움직일 수 있고, 근육 수축도 있으나 저항은 이기지 못하는 grade 4로 체크되었고 Trousseau’s sign 및 Chvostek’s sign은 음성이었다. [jsms.sch.ac.kr]

[…] calcium < 4.4 mg/dL Etiology renal failure hypoparathyroidism vitamin D deficiency hypomagnesemia inhibits PTH release pancreatitis alkalemia Presentation seizures tetany Chvostek [step2.medbullets.com]

Bartter Syndrome

Hypotension – may be symptomatic or asymptomatic based on volume status Tetany – positive Chvostek’s and Trouseau’s signs may be present in the setting of hypomagnesemia and [clinicaladvisor.com]

In addition, some affected patients may have neuromuscular irritability as manifested by a positive Chvostek +/or Trousseau sign or frank tetany due to alkalosis and hypomagnesemia [madeasy.de]

Anxiety Disorder

PURPOSE: To evaluate the differential gray matter (GM) and white matter volume alterations between healthy controls and patients with obsessive-compulsive disorder (OCD) and generalized anxiety disorder (GAD) using voxel-based morphometry (VBM). METHOD: Patients with OCD and GAD, and healthy controls underwent[…] [ncbi.nlm.nih.gov]

Chronic Kidney Insufficiency

Chronic kidney insufficiency affects a significant number of individuals in the developed countries, particularly the United States. The progressive nature of the disease and a substantial reduction in the quality of life over the period of time are the primary reasons why an early diagnosis is crucial. Anemia,[…] [symptoma.com]

Acute Kidney Injury

Definition (NCI) Acute renal failure caused by the cell death of the renal tubules. Causes include nephrotoxins, cytotoxic drugs, and antibiotics. Definition (MSH) Acute kidney failure resulting from destruction of EPITHELIAL CELLS of the KIDNEY TUBULES. It is commonly attributed to exposure to toxic agents or renal[…] [fpnotebook.com]

Bulimia Nervosa Purging Type

Abstract Since the primary role of psychoeducation in eating disorders is to act as a foundation for other interventions, nutritional rehabilitation should use the same therapeutic principles as psychotherapy. This paper looks at the possibility that traditional psychoeducational results can be enhanced in patients[…] [ncbi.nlm.nih.gov]

Milk-Alkali Syndrome

A dictionary of medical eponyms Related people Charles Hoyt Burnett A syndrome characterized by hypercalcemia without hypercalcuria or hypophosphatemia, with mild alkalosis, and transient renal insufficiency with azotemia. Serum phosphatase is normal. It is caused by excessive intake of milk or calcium with easy[…] [whonamedit.com]

Acute Anxiety

INTRODUCTION: Anxiety disorders are associated with significant public health burden in young individuals. Cognitive-behavioural therapy (CBT) is the most commonly used psychotherapy for anxiety disorders in children and adolescents, but previous reviews were hindered by a limited number of trials with direct[…] [ncbi.nlm.nih.gov]

Conn Syndrome

Conn syndrome, also known as primary hyperaldosteronism, is a condition of excess of aldosterone production and occurs secondary to adrenal cortical adenoma, bilateral adrenal hyperplasia, or rarely, adrenal carcinoma. Differentiation between the causes is required to avoid unnecessary surgery. Conn syndrome[…] [radiopaedia.org]

Hypomania

Depressive disorders are commonly found among selected groups of patients with epilepsy, but hypomania is seldom seen. Three cases of hypomania seen at a unit specialising in epilepsy are presented. The cases are of interest because of their association with recent seizures, and location in the non-dominant[…] [ncbi.nlm.nih.gov]

Hungry Bones Syndrome

The physical examination for hypocalcemia includes the Chvostek and Trousseau signs. [symptoma.com]

We reviewed the symptoms to monitor for (ie symptoms of hypocalcemia) post parathyroidectomy: Symptoms: numbness, tetany, cramps, Signs: Seizures tetany, parasthesias, Chvostek [westerngimvh.blogspot.com]

sign Trosseau's sign QTc lenthening Acute hypercalcemia IV fluids loop diuretic (debatable as it can cause other electrolyte abnormalities) calcitonin bisphosphonate - long-term [medbullets.com]

Metabolic Alkalosis

Metabolic alkalosis is a metabolic condition in which the pH of tissue is elevated beyond the normal range (7.35–7.45). This is the result of decreased hydrogen ion concentration, leading to increased bicarbonate, or alternatively a direct result of increased bicarbonate concentrations. The condition typically cannot[…] [en.wikipedia.org]

Hyperkalemic Periodic Paralysis

A case of atypical hyperkalemic periodic paralysis is reported. The diagnosis was confirmed by hyperkalemic test, cold water test, and differentiation of attack period and rest period by the measurement of motor nerve conduction amplitude. Etio-pathology of this disease is discussed from the view of[…] [ncbi.nlm.nih.gov]

Secondary Hypoparathyroidism

sign : hypocalcemia → hyperexcitable nerves → tapping the facial nerve on the cheek → contraction of facial muscles Trousseau sign : inflate BP cuff → allow for occlusion [amboss.com]

& Symptoms of Hypoparathyroidism Mainly due to hypocalcemia..remember PTH P arathesia, P ositive Trousseau and Chvostek’s Sign T etany (involuntary muscle cramping/contraction [registerednursern.com]

There were no focal neurological signs. Deep tendon reflexes were normal; Chvostek’s and Trousseau’s signs were negative. [casereports.in]

Cholinergic Crisis

A cholinergic crisis describes the condition of accumulating excess levels of the neurotransmitter acetylcholine in the neuromuscular junctions and synaptic gaps throughout the body and central nervous system. This results in overstimulation of many organs and glands including the parasympathetic nervous system.[…] [symptoma.com]

Autoimmune Hypoparathyroidism

Chvostek sign was absent. Trousseau's sign was positive within 30 seconds of inflation of blood pressure cuff. [ijem.in]

sign ) or by using the cuff of a sphygmomanometer to temporarily obstruct the blood flow to the arm (a phenomenon known as Trousseau's sign of latent tetany ). [3] A number [en.wikipedia.org]

Trousseau and Chvostek signs were both present. [academic.oup.com]

Vitamin D-Dependent Rickets

The physical findings which classically demonstrate increased neuromuscular irritability due to hypocalcemia are Trousseau’s sign and Chvostek’s sign. [endocrinologyadvisor.com]

TOC | Lytes Hypocalcemia SX: muscle cramp; & tetany, paresthesia, confusion, convulsion, stridor & drypsnea, diplopia, abd.cramps, urin. frequency, Chvostek's sign (1-2 contractions [enotes.tripod.com]

Features of severe hypocalcemia (Chvostek's sign and carpopedal spasms) were positive. Alopecia or features of nutritional deficiency were not observed. [sjkdt.org]

Electrolyte Imbalance

Hyperkalemia Paresthesias, limb numbness, muscle tremors, tetany, cramps, convulsions, cardiac disrythmias, decreased cardiac output, positive Trousseau's and Chvostek signs [memorize.com]

This is called the Chvostek’s sign. [livestrong.com]

Hypercalcemia Neuromuscular irritability with tremors, increased reflexes, convulsions, positive chvostek's and trousseau's signs, tachycardia, elevated BP, dysrythmias, vertigo [memorize.com]

Pseudohypoparathyroidism Type 2

sign contraction of facial muscles with percussion of the facial nerve C ontraction of C heek = C hvostek Trousseau sign carpal spasm with occlusion of brachial artery with [medbullets.com]

Latent signs of tetany in the form of positive Chvostek's sign and Trousseau's sign were present. [ijem.in]

Clinical signs Chvostek's sign: detects latent tetany: Tapping of the fifth facial nerve in front of the ear with the patient's mouth slightly open causes contraction of the [patient.info]

Hereditary Neonatal Hyperparathyroidism

sign ) or by using the cuff of a sphygmomanometer to temporarily obstruct the blood flow to the arm (a phenomenon known as Trousseau's sign of latent tetany ). [3] A number [en.wikipedia.org]

Chvostek and Trousseau signs are easily elicited at the bedside to identify latent tetany. [merckmanuals.com]

Commonly, the physical exam is unremarkable other than that of increased neuromuscular irritability: hyperreflexia, Chvostek sign (twitching of the circumoral muscles when [hawaii.edu]

Osteomalacic Pelvis

Diffuse joint and bone pain (especially of spine, pelvis, and legs) Muscle weakness Difficulty walking, often with waddling gait Hypocalcemia (positive Chvostek sign ) Compressed [wikidoc.org]

Positive Chvostek's sign and Trousseau's sign. Hypophosphatemia: muscle weakness. [clinicaladvisor.com]

Positive Chvostek’s sign and Trousseau’s sign. Hypophosphatemia: muscle weakness. [endocrinologyadvisor.com]

Primary Hypomagnesemia with Secondary Hypocalcemia

Chvostek sign is an involuntary twitching of the facial muscles elicited by a light tapping of the facial nerve just anterior to the exterior auditory meatus. [merckmanuals.com]

[…] and Trousseau's signs. [jci.org]

Chvostek and Trousseau's sign were negative. [neurologyindia.com]