Table 1.

Results for the biochemical parameters studied.

Parameter	Obtained Value	Reference Value
Glucose in vitreous humor	12.765 mmol/L (230 mg/dL)	hyperglycemic state >10 mmol/L (>180 mg/dL) [16,17,18,19,20]
Glucose in occipital cerebrospinal fluid (CSF O)	12.099 mmol/L (218 mg/dL)	hyperglycemic state >10 mmol/L (>180 mg/dL) [16,17,18,19,20]
Glucose in lumbar cerebrospinal fluid (CSF L)	11.211 mmol/L (202 mg/dL)	hyperglycemic state >10 mmol/L (>180 mg/dL) [16,17,18,19,20]
Acetone (Ac) in blood	0.52 g‰	negative [14]
Beta-hydroxybutyrate (BHB) in vitreous humor (VH)	0.57 mmol/L	negative [14]
Beta-hydroxybutyrate (BHB) in occipital cerebrospinal fluid (CSF O)	0.55 mmol/L	negative [14]
Beta-hydroxybutyrate (BHB) in lumbar cerebrospinal fluid (CSF L)	0.2986 mmol/L	negative [14]
Beta-hydroxybutyrate (BHB) in blood (XPER Technology analyzer)	7.3 mmol/L	negative [14] >1.5 mmol/L risk of developing DKA Ketoacidosis >2.5 mmol/L [14,16,17,18,19,20,21,22,23,24]
Glycated hemoglobin (HbA1c) in peripheral blood	12.6%	normal 4.8–5.6%; prediabetes 5.7–6.4%; diabetes ≥ 6.5%; the therapeutic target for diabetics is 7% [25,26,27]
Glycated hemoglobin (HbA1c) in central blood	12%	normal 4.8–5.6%; prediabetes 5.7–6.4%; diabetes ≥6.5%; the therapeutic target for diabetics is 7% [25,26,27]