Final answer:
The patient's Glasgow Coma Scale (GCS) score can be determined based on the provided information: 1T 2F (T: Total score assigned, F: Fraction of total score assigned).
Step-by-step explanation:
The patient's Glasgow Coma Scale (GCS) score can be determined based on the provided information. The GCS is a tool used to assess the level of consciousness in patients with traumatic brain injuries. It evaluates three criteria: eye opening, verbal response, and motor response. Each criterion is scored on a scale from 1 to 6, with a lower score indicating a more severe impairment.
In this case, the patient does not open his eyes to verbal or painful stimuli and is making incomprehensible sounds. This corresponds to a score of 1 for the eye opening criterion. The patient also has abnormal flexion to a sternal rub, which corresponds to a score of 2 for the motor response criterion. As the verbal response criterion is not mentioned, we cannot assign a score to it.
Therefore, based on the provided information, the patient's GCS score would be 1T 2F (T: Total score assigned, F: Fraction of total score assigned).