Video 131.1 Color flow Doppler Video 131.2 RUQ normal Video 131.3 RUQ positive Video 131.4 LUQ normal Video 131.5 LUQ positive Video 131.6 Bladder sag normal Video 131.7 Bladder sag pos Video 131.8 Subxiphoid pericardial effusion Video 131.9 Parasternal long normal Video 131.10 Parasternal short normal Video 131.11 Lung sliding normal Video 131.12 Lung sliding pneumothorax Video 131.13 Pleural effusion Video 131.14 Pleural effusion with loculations Video 131.15 Early IUP with gestational sac Video 131.16 Late IUP with cardiac activity Video 131.17 Hydronephrosis Video 131.18 Intussusception transverse Video 131.19 Intussusception longitudinal Video 131.20 Appendicitis transverse Video 131.21 Internal jugular vein collapsing with pressure