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Medical condition
Sinus node dysfunction (SND), also known as sick sinus syndrome (SSS), is a group of abnormal heart rhythms (arrhythmias) usually caused by a malfunction
Sinus_node_dysfunction
Group of cells in the wall of the heart
The sinoatrial node (also known as the sinuatrial node, SA node, sinus node or Keith–Flack node) is an oval shaped region of special cardiac muscle in
Sinoatrial_node
Heart rate below the normal range
of a dysfunction within the cardiac conduction system. Generally, these classifications involve the broad categories of sinus node dysfunction (SND)
Bradycardia
Group of medical conditions characterized by irregular heartbeat
fibrillation and ventricular tachycardia. Bradyarrhythmias are due to sinus node dysfunction or atrioventricular conduction disturbances. Arrhythmias are due
Arrhythmia
Lower than typical heart rate
Sinus bradycardia is a sinus rhythm with a reduced rate of electrical discharge from the sinoatrial node, resulting in a bradycardia, a heart rate that
Sinus_bradycardia
Medical condition
suspected sinus node dysfunction manifesting as wandering atrial pacemaker, evaluation for pacemaker placement may be done due to sinus node damage. In
Wandering_atrial_pacemaker
Higher than typical heart rate
Sinus tachycardia is a sinus rhythm of the heart, with an increased rate of electrical discharge from the sinoatrial node, resulting in a tachycardia
Sinus_tachycardia
Medical condition
commonly in patients with sinus node dysfunction. 1/600 cardiology patients over the age of 65 have sinus node dysfunction. Junctional tachycardia Junctional
Junctional_rhythm
Syndrome where the sinus heart rate is inexplicably faster than expected
of the arrhythmia primarily involves the sinus node and peri-nodal tissue and does not require the AV node for maintenance. Treatments in the form of
Inappropriate sinus tachycardia
Inappropriate_sinus_tachycardia
Examination of the heart's electrical activity
contraction (PVCs) Sinus arrhythmia Sinus bradycardia and sinus tachycardia Sinus pause and sinoatrial arrest Sinus node dysfunction and bradycardia-tachycardia
Electrocardiography
Medical condition
voltage and conduction abnormalities like atrioventricular block or sinus node dysfunction. Atrial fibrillation (AF) is observed in up to 70% of patients at
Cardiac_amyloidosis
Topics referred to by the same term
National Defense Council, a Serbian diaspora activist organization Sinus node dysfunction Slovak National Theatre (Slovenské národné divadlo) SND Arena, an
SND
Metabolic disease involving abnormal deposited amyloid proteins
voltage and conduction abnormalities like atrioventricular block or sinus node dysfunction. On echocardiography, the heart shows a restrictive filling pattern
Amyloidosis
Heart rate exceeding normal resting rate
to least common, they are: Narrow complex Sinus tachycardia, which originates from the sino-atrial (SA) node, near the base of the superior vena cava Atrial
Tachycardia
Transient loss of consciousness and postural tone
embolism, aortic stenosis, and pulmonary hypertension. Sick sinus syndrome, a sinus node dysfunction, causing alternating slow and fast heart rates. Often,
Syncope_(medicine)
Method of temporary stabilizing an individual's heartbeat
hemodynamically significant bradycardia include myocardial infarction, sinus node dysfunction and complete heart block.[citation needed] Transcutaneous pacing
Transcutaneous_pacing
Medical condition
lymph nodes or other locations including the skin, sinuses, brain and heart. Individuals with the disorder often present with enlarged lymph nodes and a
Rosai–Dorfman_disease
Antiarrhythmic medication
impairment; sinus node dysfunction, including severe sinus bradycardia or sinoatrial block, since amiodarone can cause significant bradycardia and sinus nodal
Amiodarone
Organ system in vertebrates complementary to the circulatory system
circulatory system. It consists of a large network of lymphatic vessels, lymph nodes, lymphoid organs, lymphatic tissue and lymph. The Latin word for lymph,
Lymphatic_system
Type of drug side effect
recurrence (probably VW types IA, IC and III drugs). It is rare. Sinus node dysfunction, atrioventricular block (almost all drugs) Accelerate conduction
Proarrhythmia
Heart conduction disease
re-entrant tachycardia and abnormally slow heart rhythms such as sinus node dysfunction. There are several mechanisms by which the genetic mutations causing
Brugada_syndrome
Circulation of blood in the blood vessels of the heart muscle (myocardium)
aortic sinuses (dilations) in the wall of the aorta just superior to the aortic semilunar valve. Two of these, the left posterior aortic sinus and anterior
Coronary_circulation
Triple child homicide
pulmonary edema, though the pathological-anatomical findings pointed to sinus node dysfunction. Daskalakis informed his wife of his intention to divorce her, and
Patras_sisters_death_case
Protein-coding gene in the species Homo sapiens
abnormalities including conduction defects, right bundle branch block, sinus node dysfunction, intraventricular conduction delay, atrioventricular block, and/or
Exosome_component_5
Aspect of heart function
(action potential) that originates from the SA node at a relative rate of 60–100 bpm is known as a normal sinus rhythm. If SA nodal impulses occur at a rate
Cardiac_conduction_system
Cyclic changes in arterial blood pressure
(2003-06-01). "Power spectral and Poincaré plot characteristics in sinus node dysfunction". Journal of Applied Physiology. 94 (6): 2217–2224. doi:10.1152/japplphysiol
Mayer_waves
Medical intervention
exposed to long-term risks of cardiovascular events. In particular, sinus node dysfunction, atrial arrhythmias, ventricular arrhythmias including sudden cardiac
Senning_procedure
Cardiac condition
Disease, such as sinus venosus and atrial defects Sinus node dysfunction (1st degree block) which can cause the rate of impulse to slow SA node blockage so
Ectopic_pacemaker
Irregular beating of the atria of the heart
to correlate with prolongation of the sinus node recovery time; this suggests that dysfunction of the SA node is progressive with prolonged episodes
Atrial_fibrillation
Fibrous proteins
disease process including abnormally slow heart rhythms such as sinus node dysfunction and atrioventricular block, and abnormally rapid heart rhythms such
Lamin
Detailed analysis of management techniques for bipolar disorders
and pramipexole (Mirapex) have been suggested for treating cognitive dysfunction associated with bipolar depression, but evidence supporting their use
Treatment_of_bipolar_disorder
Medical condition
of IST are poorly understood but it has been theorized that Intrinsic sinus node abnormality, beta-adrenergic receptor stimulating autoantibody, beta-adrenergic
Automatic_tachycardia
Disease of the human heart muscle
identified with the presence of conduction system disease (sinus node or atrioventricular node dysfunction) and/or congestive heart failure, including shortness
Familial amyloid cardiomyopathy
Familial_amyloid_cardiomyopathy
Technique for equalising pressure in the middle ears
the maneuver raises the pressure in the lungs), or to clear the ears and sinuses (that is, to equalize pressure between them) when ambient pressure changes
Valsalva_maneuver
Valve in the human heart
a sinus called an aortic sinus or sinus of Valsalva. In two of these cusps, the origin of the coronary arteries are found. The width of the sinuses in
Aortic_valve
Arteries transporting blood to heart muscle
artery disease Angina Unstable angina Heart attack Cardiac skeleton Coronary sinus Foramen ovale (heart) Patent foramen ovale "Coronary Arteries". Texas Heart
Coronary_arteries
Speed of the heartbeat, measured in beats per minute
vagal stimulation predominates as, left unregulated, the SA node would initiate a sinus rhythm of approximately 100 bpm. Both sympathetic and parasympathetic
Heart_rate
Heart medication
Sulfi S, Timmis AD (February 2006). "Ivabradine -- the first selective sinus node I(f) channel inhibitor in the treatment of stable angina". International
Ivabradine
Protein-coding gene in the species Homo sapiens
membranes. ANK2 mutations have also been identified in patients with sinus node dysfunction. Mechanistic studies on effects of these mutations in mice showed
Ankyrin-2
Abnormally high heart rate after a postural change
taken during the daylight hours as it may promote supine hypertension. Sinus node blocker ivabradine can successfully restrain heart rate in POTS without
Postural orthostatic tachycardia syndrome
Postural_orthostatic_tachycardia_syndrome
Protein-coding gene in the species Homo sapiens
conduction disease (Lev-Lenègre disease), dilated cardiomyopathy (DCM), sick sinus syndrome, and atrial fibrillation. Mutations resulting in a gain-of-function
SCN5A
Protein-coding gene in the species Homo sapiens
Breithardt G, Pongs O, et al. (May 2003). "Pacemaker channel dysfunction in a patient with sinus node disease". The Journal of Clinical Investigation. 111 (10):
HCN4
Flap of tissue that prevent backflow of blood around the heart
pulmonary valve at the pulmonary artery. The heart also has a coronary sinus valve and an inferior vena cava valve, not discussed here. The heart valves
Heart_valve
Medical condition
adequate rate control or restoration of the normal heart rhythm (aka. normal sinus rhythm) to reverse the cardiomyopathy. The treatment of the tachyarrhythmia
Tachycardia-induced cardiomyopathy
Tachycardia-induced_cardiomyopathy
Antihypertensive drug of the calcium channel blocker class
may worsen clinical condition in patients with sinus bradycardia, sinus arrest or sinus node dysfunction As dizziness can occur due to hypotensive action
Efonidipine
Variation in the time intervals between heartbeats
The vagal and sympathetic activity constantly interact. Because the sinus node is rich in acetylcholinesterase, the effect of any vagal impulse is brief
Heart_rate_variability
Electric current in the heart
cardiac regions, such as the sinoatrial node (SAN, the natural pacemaker region), the atrioventricular node (AVN) and the Purkinje fibres of conduction
Pacemaker_current
Skipped human heartbeat with ventricular origin
PVCs (in catecholamine-sensitive people) due to adrenaline not reaching sinus node [citation needed] Calcium channel blockers Electrolytes replacement Magnesium
Premature ventricular contraction
Premature_ventricular_contraction
Cardiac network of neurons and ganglia
pathophysiology of heart failure. Dysfunction in the ICNS is implicated in arrhythmias (atrial fibrillation), sick sinus syndrome, heart failure, and sudden
Intrinsic cardiac nervous system
Intrinsic_cardiac_nervous_system
Medication for the treatment of atrial fibrillation
III–IV), prolonged QT time, severe bradycardia (slow heart rate), sinus node dysfunction, second or third-degree atrioventricular block, acute coronary syndrome
Vernakalant
Human male external reproductive organ
within the penis (except within the glans) is developed from the urogenital sinus. On entering puberty, the penis, scrotum and testicles will enlarge toward
Human_penis
Gland of the male reproductive system
urogenital sinus and the beginnings of the anal canal, with a wall forming between these two inpouchings called the urorectal septum. The urogenital sinus divides
Prostate
Chest discomfort due to disorder of the heart muscles
Sulfi S, Timmis AD (February 2006). "Ivabradine – the first selective sinus node I(f) channel inhibitor in the treatment of stable angina". International
Angina
Human heart defect present at birth
"Preoperative secundum atrial septal defect with coexisting sinus node and atrioventricular node dysfunction". Circulation. 65 (5): 976–980. doi:10.1161/01.CIR
Atrial_septal_defect
Heart ventricle muscles
Papillary muscle rupture can be caused by a myocardial infarction, and dysfunction can be caused by ischemia. Rarely, blunt chest trauma can be the cause
Papillary_muscle
Medical condition
venous system (VVS) or cerebral venous sinus (CVS), but it is most commonly seen in the dural venous sinuses. Impaired cranial venous outflow can lead
Cranial venous outflow obstruction
Cranial_venous_outflow_obstruction
Main nerve of the parasympathetic nervous system
the vagus nerve may be achieved by performing a vagal maneuver: carotid sinus massage, Valsalva maneuver, or the diving reflex. Vagal maneuvers may be
Vagus_nerve
Rare childhood cancer of the kidneys
extrarenal or renal sinus lymph-vascular spaces No residual tumor apparent beyond the margins of excision. Metastasis of tumor to lymph nodes not identified
Wilms'_tumor
Cancer arises in the head or neck region
(nasopharyngeal, oropharyngeal, hypopharyngeal), salivary glands, nose and sinuses. Head and neck cancer can present a wide range of symptoms depending on
Head_and_neck_cancer
Singleton Merten syndrome Sino-auricular heart block Sinus cancer Sinus histiocytosis Sinus node disease and myopia Sipple syndrome Sirenomelia Sitophobia
List_of_diseases_(S)
Partial collapse of a lung causing reduced gas exchange
as absorption atelectasis. This type of atelectasis is due to lack or dysfunction of surfactant, which normally functions to reduce alveolar surface tension
Atelectasis
Medical condition
ventricularly inhibited paced (VVI) patients providing they have intact sinus node function. Hysteresis reduces the amount of time spent in pacing mode,
Pacemaker_syndrome
Abnormal formation of clumps of inflammatory cells (granulomata)
as granulomata. The disease usually begins in the lungs, skin, or lymph nodes. Less commonly affected are the eyes, liver, heart, and brain, though any
Sarcoidosis
fold of the hallux Congenital lip pit (congenital sinus of the lower lip, lip sinus, midline sinus of the upper lip) Congenital malformations of the dermatoglyphs
List_of_skin_conditions
Internal framework of the body
muscles, their movement is involuntary. Heart muscle is controlled by the sinus node influenced by the autonomic nervous system. Smooth muscle contraction
Muscular_system
Dilated veins in the anus
bile duct Common bile duct stone Biliary dyskinesia Sphincter of Oddi dysfunction Pancreatic Pancreatitis Acute Chronic Hereditary Pancreatic abscess Pancreatic
Anorectal_varices
Bacterial infection from a cat
non-painful bump or blister at the site of injury and painful and swollen lymph nodes. People may feel tired, have a headache, or a fever. Symptoms typically
Cat-scratch_disease
Medical condition
defects in the action of cilia lining the upper and lower respiratory tract, sinuses, Eustachian tube, middle ear, fallopian tube, and flagella of sperm cells
Primary_ciliary_dyskinesia
Innermost layer of tissue lining the chambers of the heart
4777–4787. doi:10.1242/dev.061192. PMC 3190386. PMID 21989917. "Endothelial Dysfunction". stanfordhealthcare.org. Retrieved 2023-02-23. Brutsaert, Dirk L.; De
Endocardium
Inflammation of the soft tissues surrounding the crown of a partially erupted tooth
operculum. In chronic pericoronitis, drainage may happen through an approximal sinus tract. The chronically inflamed soft tissues around the tooth may give few
Pericoronitis
Abnormal placement of organs in the chest and abdomen
right atria, whereas those with left atrial isomerism fail to develop a sinus node at all. Thus, patients with left atrial isomerism are more likely to experience
Situs_ambiguus
Dilated veins in the lower oesophagus
bile duct Common bile duct stone Biliary dyskinesia Sphincter of Oddi dysfunction Pancreatic Pancreatitis Acute Chronic Hereditary Pancreatic abscess Pancreatic
Esophageal_varices
Anatomical feature in some animals
passing through the intracranial cavernous venous sinuses accepting cooled venous blood from the nasal sinuses. If the drainage tract becomes blocked for any
Guttural_pouch
Medical condition
condition can last up to 15 days and may be associated with swollen lymph nodes and a fever. This is more prevalent in children than adults. While there
Transient_lingual_papillitis
Throat infection by Streptococcus bacteria
Common symptoms include fever, sore throat, red tonsils, and enlarged lymph nodes in the front of the neck. A headache and nausea or vomiting may also occur
Streptococcal_pharyngitis
anterior motion of the mitral valve Severe acute malnutrition SAN sinoatrial node SaO2 arterial oxygen saturation SAPS II simplified acute physiology score
List of medical abbreviations: S
List_of_medical_abbreviations:_S
Accessory cell of the mammalian immune system
tissues to result in swollen lymph nodes, enlarged liver, enlarged spleen, symptoms of central nervous system dysfunction, and similar abnormalities in breasts
Dendritic_cell
Sudden or unexpected loss of heartbeat
to cardiac arrest include silent myocardial ischemia, nervous system dysfunction, and electrolyte disturbances leading to abnormal cardiac repolarization
Cardiac_arrest
Inflammation of the tonsils
fever, enlargement of the tonsils, trouble swallowing, and enlarged lymph nodes around the neck. Complications include peritonsillar abscess (quinsy). Tonsillitis
Tonsillitis
Blockage of the hepatic veins that drain the liver
and then decrease over time as chronic liver disease develops. Liver dysfunction can be indirectly measured with labs such as an elevated INR, decreased
Budd–Chiari_syndrome
First section of the small intestine
superior mesenteric lymph nodes. Efferent lymphatic vessels from the duodenal lymph nodes ultimately pass into the celiac lymph nodes. Under microscopy, the
Duodenum
Inflammation of the back of the throat
include a runny nose, cough, headache, difficulty swallowing, swollen lymph nodes, and a hoarse voice. Symptoms usually last 3–5 days, but can be longer depending
Pharyngitis
Medical condition
lung nodule A "notch sign" A triangular perifissural node can be diagnosed as a benign lymph node. Multiplicity: Where the presence of up to an additional
Lung_nodule
Medical condition
large and medium muscular arteries and is triggered by endothelial cell dysfunction. Because of factors like pathogens, oxidized LDL particles and other
Vascular_disease
Paraneoplastic syndrome
edema, serous macular detachment, infiltrative orbitopathy, and venous sinus thrombosis. Some features have been observed in patients with POEMS syndrome
POEMS_syndrome
Dilated submucosal veins in the stomach lining
bile duct Common bile duct stone Biliary dyskinesia Sphincter of Oddi dysfunction Pancreatic Pancreatitis Acute Chronic Hereditary Pancreatic abscess Pancreatic
Gastric_varices
Human disease caused by paramyxovirus
From there, it spreads to the salivary glands and lymph nodes. Infection of the lymph nodes leads to the presence of the virus in the blood, which spreads
Mumps
System of procedure codes within ICD-9 Clinical Modification
cervical lymph node (40.22) Excision of internal mammary lymph node (40.23) Excision of axillary lymph node (40.24) Excision of inguinal lymph node (40.29) Simple
ICD-9-CM_Volume_3
Tuberculosis of the spine
and bowel and bladder dysfunction. Signs of associated extraskeletal tuberculosis include cough, expectoration, swollen lymp nodes, diarrhea, and abdominal
Pott's_disease
Medication class with multiple uses
nervous system blockade—resulting in depression of sinus node function and atrioventricular node conduction, and prolonged atrial refractory periods
Beta_blocker
Receptor protein found in humans
located in the heart, where they act to slow the heart rate down to normal sinus rhythm after negative stimulatory actions of the parasympathetic nervous
Muscarinic acetylcholine receptor M2
Muscarinic_acetylcholine_receptor_M2
Accumulation of chyle in the pleural space around the lungs
esophagostomy, with a 5-10% risk of chylothorax. Lung resection and mediastinal node dissection have the second highest risk, with 3-7% risk. Other operations
Chylothorax
378.586 – sinus thrombosis, intracranial MeSH C14.907.253.378.586.375 – cavernous sinus thrombosis MeSH C14.907.253.378.586.562 – lateral sinus thrombosis
List_of_MeSH_codes_(C14)
Medical condition
stage include fever, drooling, fetid breath, lymphadenopathy (swollen lymph nodes), and difficulty eating. Progression of the disease can be halted with appropriate
Noma_(disease)
Vascular structures in the anal canal
to increase risk include obesity, a chronic cough, and pelvic floor dysfunction. Squatting while defecating may also increase the risk of severe hemorrhoids
Hemorrhoid
Branch of medicine dealing with the heart
mechanical, and both of these systems are susceptible to failure or dysfunction. The electrical system of the heart is centered on the periodic contraction
Cardiology
Pus behind the tonsil due to an infection
tonsillar area of the affected side and swelling of the jugulodigastric lymph nodes. The uvula may be displaced towards the unaffected side. Unlike tonsillitis
Peritonsillar_abscess
Non-contagious, painful bacterial infection of the gums
breath. Bad taste (metallic taste). Malaise, fever and/or cervical lymph node enlargement are rare (unlike the typical features of herpetic stomatitis)
Necrotizing_gingivitis
Inflammation of the larynx (voice box)
like a cough, may also be a causal factor for laryngitis) Swollen lymph nodes in the throat, chest, or face Fever General muscle pain (myalgia) Shortness
Laryngitis
Branch of medicine dealing with the heart
found in bigeminy than PACs. Sick sinus syndrome, Bradycardia-tachycardia syndrome (BTS) – Disease of the SA node that results in irregular changes in
Outline_of_cardiology
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SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
SINUS NODE-DYSFUNCTION
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