loading . . . Whole Blood Transfusions, Calcium Before Diltiazem in Afib, Thoracotomy Pearls, Uterine Casts, OMI Scale & Proportionality | EM Cases | EM Quick Hits Whole blood transfusion in trauma, calcium pre-treatment to prevent diltiazem-induced hypotension, dynamic LV outflow tract obstruction, resuscitative thoracotomy, uterine casts, scale & proportionali... https://emergencymedicinecases.com/em-quick-hits-april-2025/