Fig. 2From: Pericardiocentesis: ultrasound guidance is essentiala Pericardial effusion (asterisks) observed with a linear probe in the cardiac apex region. A needle-syringe is illustrating the path to reach the pericardial cavity. LV left ventricular apex. b Pericardiocentesis via the apical approach freely obtaining an abundant hematic fluid. c Pericardial catheter drainage inserted through the Seldinger techniqueBack to article page