dcmri.T2

dcmri.T2(field_strength=3.0, tissue='gray matter') → float

T2 value of selected tissue types.

Values are taken from Gach et al 2008

Parameters:

• field_strength (float, optional) – Field strength in Tesla. Defaults to 3.0.

• tissue (str, optional) – Tissue type. Defaults to ‘gray matter’.

Raises:

ValueError – If the requested T2 values are not available.

Returns:

T2 values in sec

Return type:

float

Note

This library is in construction and not all known values are currently available through this function.

Available tissue types:

• skin

• bone marrow

• csf

• white matter

• gray matter

Available field strengths:

• 1.5

• 3

Example

>>> import dcmri as dc
>>> print('The T2 of skin at 1.5T is', 1e3*dc.T2(1.5, 'skin'), 'msec')
The T2 of skin at 1.5T is 70.0 msec