paroxysmal

/,pærək'sizməl/

Thân thiện

A patient experiences a paroxysmal coughing fit.

Definition

1. Adjective:
   • Relating to or characteristic of a paroxysm: Describes something that occurs in, is accompanied by, or has the nature of a sudden, violent attack or intensification of symptoms.
   • Sudden and severe: Refers to events, symptoms, or actions that happen abruptly and with great intensity, often in recurrent episodes.

Usage

The adjective "paroxysmal" is primarily used in medical and formal contexts to describe symptoms, conditions, or events that are sudden, severe, and often recurrent. It modifies nouns to indicate their episodic and intense nature.

Examples

• Medical Context:
  • The patient was diagnosed with paroxysmal atrial fibrillation, characterized by irregular heartbeats that start and stop suddenly.
  • She experienced paroxysmal coughing fits that were exhausting and disruptive.
• General/Descriptive Context:
  • The debate was interrupted by paroxysmal laughter from the audience.
  • His paroxysmal rage was frightening but thankfully short-lived.

Advanced Usage

• "Paroxysmal activity": In neurology, this refers to abnormal, sudden bursts of electrical activity in the brain.
  • The EEG showed paroxysmal activity indicative of a seizure disorder.
• "Paroxysmal nocturnal dyspnea (PND)": A specific medical term for sudden, severe shortness of breath that awakens a person from sleep.
  • The symptom of paroxysmal nocturnal dyspnea is a classic sign of heart failure.

Variants and Related Words

• Paroxysm (n): A sudden attack or violent expression of a particular emotion or activity; a sudden recurrence or intensification of symptoms.
  • A paroxysm of grief overcame her.
• Paroxysmally (adv): In a paroxysmal manner.
  • The pain returned paroxysmally throughout the night.

Synonyms

• Spasmodic: Occurring or done in brief, irregular bursts.
• Convulsive: Involving violent, involuntary contractions; resembling a convulsion.
• Fitful: Occurring in short, irregular bursts; not steady or continuous.
• Intermittent: Stopping and starting at irregular intervals.

Antonyms

• Constant: Occurring continuously over a period of time.
• Steady: Regular, even, and continuous in development, frequency, or intensity.
• Gradual: Taking place or progressing slowly or by degrees.

Related Phrases

• Paroxysmal attack: A term often used interchangeably with "paroxysm" to describe a sudden, severe episode of symptoms.
  • The condition manifests as paroxysmal attacks of vertigo.

Học thuật

Adjective

1. accompanied by or of the nature of paroxysms