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24 Cards in this Set

  • Front
  • Back
treatment of ARVC/D
avoid exercise, ICD; no medical therapy to delay progression; B blockers, sotalol, amio and cath ablation can reduce ICD shocks
treatment of symptomatic bradycardia (4)
atropine, if ineffective, dopamine and epinephrine, until transcutaneous or transvenous pacing is initiated (ADEPt)
NOTE: In infections of cardiac devices,
it is important to not attempt aspiration of the device site because this can damage the leads.
x most common cause of acute pericarditis
viral infection
How is diagnosis of pericarditis confirmed?
2 of 3 classic findings: CP, pleuritic; friction rub; diffuse ST segment elevation; if (+) unexplained pericard effusion on echo, only 1 of 3 necessary
unique feature of chest pain in acute pericarditis
worsens in recumbent position
pericardial friction rub is best auscultated at
left lower sternal border during suspended respiration while leaning forward
EKG in myopericarditis
concave downward ST segment elevation like MI
likely etiology of recurrent pericarditis
autoimmune
primary treatment for acute pericarditis
antiinflammatory meds - (high dose ASA or NSAIDs), tapered weekly over 3-4 weeks [caution with NSAIDs in MI]
NOTE: The COPE trial
supports colchicine as an adjunctive agent for acute pericarditis; recurrence rate at 18 months decreased from 32% to 10.7% with 3 months of colchicine.
when is corticosteroids indicated in acute pericarditis
refractory cases or C/I to asa, nsaids and colchicine
can anticoagulation be started in patients with acute MI who develop acute pericarditis?
permitted provided pericard effusion does not develop or if present, does not increase in size
pericardiectomy in pericarditis?
Pericardiectomy is not effective for acute pericarditis or recurrent pericarditis.
work-up for pericardial effusion (5)
CBC, BUN Crea + [TAT-PB] TSH, ANA, tuberculin skin response; pericardiocentesis (culture, cytology, ADA activity, -- and rarely helpful, cell counts, LDH, total protein, glucose); surgical pericardial biopsy (for malig and sys inflammatory disease)
treatment of malignant pericardial effusion
prolonged catheter drainage, pericardial sclerosis, surgical decompression, and percutaneous balloon pericardiotomy.
treatment of early or subacute tamponade
serial monitoring, volume resuscitation, treat cause
preferred method of drainage for malignant pericardial effusions or tamponade caused by aortic dissection
surgical rather than pericardiocentesis
NOTE: Caution with tamponade and mech ventilation and deep sedation
may potentiate hemodynamic compromise (high PEEP reduces venous return, deep sedation reduces compensatory sympathetic drive)
common causes of constrictive pericarditis in the US (4)
viruses, surgery, irradiation, CTD
diagnostic modality to differentiate constrictive pericarditis from restrictive CMP
echo
the only effective treatment for chronic constrictive pericarditis
pericardiectomy
when is pericardiectomy indicated?
NYHA class II or III HF
prognosis of constrictive pericarditis in TB
resolves within 6 months of anti-TB treatment