PAROXYSMAL

Pronunciation (US):

(GB):

 Dictionary entry overview: What does paroxysmal mean? 

• PAROXYSMAL (adjective)
  The adjective PAROXYSMAL has 1 sense:

1. accompanied by or of the nature of paroxysms

  Familiarity information: PAROXYSMAL used as an adjective is very rare.

 Dictionary entry details 

• PAROXYSMAL (adjective)

Sense 1

Meaning:

Accompanied by or of the nature of paroxysms

Classified under:

Relational adjectives (pertainyms)

Pertainym:

paroxysm (a sudden uncontrollable attack)

Derivation:

paroxysm (a sudden uncontrollable attack)

 Context examples 

A ventricular arrhythmia characterized by a long QT interval, and accompanied by syncopal episodes sometimes leading to sudden death due to paroxysmal ventricular arrhythmia.

(Long QT Syndrome, NCI Thesaurus)

A syndrome characterized by history of syncopal episodes and a long QT interval, sometimes leading to sudden death (DEATH, SUDDEN, CARDIAC) due to paroxysmal ventricular arrhythmia.

(Long QT Syndrome, NLM, Medical Subject Headings)

Disease marked by paroxysmal, bilateral vasodilatation, particularly of the extremities, with burning pain, and increased skin temperature and redness.

(Erythromelalgia, NLM, Medical Subject Headings)

Paroxysmal spasmodic muscular contraction of the vocal cords.

(Laryngospasm, NCI Thesaurus)

Although the exact mechanism of action of methsuximide is unclear, it is thought to increase the seizure threshold and suppress the paroxysmal three-cycle-per-second spike-and-wave pattern seen with absence (petit mal) seizures.

(Methsuximide, NCI Thesaurus)

Defects of GPI anchor biosynthesis genes result in a genetic disorder, paroxysmal nocturnal hemoglobinuria.

(Glycosylphosphatidylinositol-Anchor Biosynthesis Pathway, NCI Thesaurus/KEGG)

Mutation of the gene is associated with paroxysmal nocturnal hemoglobinuria.

(PIGA wt Allele, NCI Thesaurus)

Eculizumab binds to terminal complement protein C5, thereby blocking C5 cleavage into pro-inflammatory components and blocking the complement-mediated destruction of paroxysmal nocturnal hemoglobinuria (PNH) red blood cells.

(Eculizumab, NCI Thesaurus)

Includes hereditary erythrocyte membrane defects, enzyme deficiencies, hemoglobin abnormalities, stem cell defects (paroxysmal nocturnal hemoglobinuria), and alloimmune (Rh) disease of newborn.

(Hereditary Hemolytic Anemia, NIH CRISP Thesaurus)

A rare childhood syndrome characterized by the progressive or sudden inability to understand and use spoken language (aphasia) and paroxysmal electrical brain waves.

(Landau-Kleffner Syndrome, NCI Thesaurus)