- Non - Invasive
- Ultrasonography
- Magnetic Resonance Imaging
- Functional Magnetic Resonance Imaging
- Computed Tomography Scan
- Electrocardiogram
- 2D echo
- X ray
- EXTERNALLY
- MRI scan
- T2 weighted MRI scan
- dark CSF
- T1 weighted MRI
- Bright CSF
- contrast agents
- barium
- iodine
- gadolinium
- X RAY
- angiography
- hysterosalpingography
- voiding cystourethrogram
- CT scan
- contrast enhanced
- non contrast CT scan
- sound waves
- ultrasonography
- 2d echocardiography
- doppler
- arterial doppler
- venous doppler
- Positron emission Tomography
- INTERNALLY
- Ventilator