Reading Time:
Pathology
Narrowing of pulmonary valve causing a decreased outflow and increased back
pressure in the right ventricle
Aetiology
Carcinoid, rheumatic fever, congenital (Noonan Syndrome)
Signs
Right ventricular heave, raised JVP, prominent ‘a’ waves, Split second heart sound
Symptoms
Dyspnoea
Investigations
ECG: Right axis deviation and Right ventricular hypertrophy
Chest X-Ray: Post stenotic pulmonary artery dilatation
Echo: Assesses for structural abnormalities
Treatment
Medical: Salt restriction and diuretics
Surgical: Valve replacement, Balloon valvuloplasty
Prognosis
Surgery improves outcome, however patients can experience pulmonary
regurgitation following valve surgery
Heart failure, arrhythmias, and infective endocarditis
Key Facts
Lorem ipsum dolor sit amet, sapien platea morbi dolor lacus nunc, nunc ullamcorper. Felis aliquet egestas vitae, nibh ante quis quis dolor sed mauris.
Key Images
Lorem ipsum dolor sit amet, sapien platea morbi dolor lacus nunc, nunc ullamcorper. Felis aliquet egestas vitae, nibh ante quis quis dolor sed mauris.
Key References
Lorem ipsum dolor sit amet, sapien platea morbi dolor lacus nunc, nunc ullamcorper. Felis aliquet egestas vitae, nibh ante quis quis dolor sed mauris.