
Keywords: الکتروکاردیوگرام; CVC placement; ECG-guided technique; EKG-guided technique; Hydrocephalus; VA shunt; Ventriculoatrial shunt; Ventriculoperitoneal shunt; VP shunt; CVC; Central venous catheter; EKG; Electrocardiographic; IJV; Internal jugular vein; RA; Right atrium; SVC; S