CAR-T Cell TherapyA Pilot Study for Pupillary Assessment to Predict CAR-T Related Neurotoxicity

Inclusion Criteria:

To be considered eligible for study participation, patient will satisfy all relevant inclusion criteria and none of the exclusion criteria.

Inclusion Criteria:

1. Ages Eligible for Study: 18 Years and above (Adult, Older Adult)
2. Sexes Eligible for Study: All
3. Patient with histologically proven DLBCL, PMBCL or tFL, or follicular Lymphoma receiving axi-cel CAR-T cell therapy in the inpatient setting at MD Anderson Cancer Center
4. Ability to understand and the willingness to sign a written informed consent document.

Exclusion Criteria:

1. Patients who have already been administered CAR-T cell therapy.
2. The patient who is unwilling or unable to comply with the requirements of the study including being able to be assessed with pupillometer
3. Patient has a condition which places him at an unacceptable risk as determined by the investigator