Stridor and Sleep Apnoea Flashcards
Stridor
Inspiratory wheeze due to large airway obstruction
Causes of stridor in children
Infections (Croup, epiglottis)
Foreign body
Anaphylaxis
Burns
Causes of stridor in adults
Neoplasms (larynx, trachea, bronchi)
Anaphylaxis
Trauma
Goitre
Investigations of stridor
Laryngoscopy
Bronchoscopy
Flow volume loop
Chest Xray
Treatment of malignant airway obstruction
Tumour removal
Tumour compression
Radiotherapy
Acute Anaphylaxis
Type 1 Hypersensitivity
Flushing, urticaria
Snoring
Relaxation of pharyngeal dilator muscles during sleep
Upper airway narrowing, turbulent airflow and vibration of soft palate and tongue base
Obstructive Sleep Apnoea
Intermittent airway collapse in sleep
Consequences of sleep apnoea
Excessive daytime sleepiness
Personality change
Cognitive impairment