Above mentioned all symptoms can occur with glaucoma also for that you consult ophthalmologist
You said his BP spiked , Is he a known case of hypertension
on regular medicines, or History of Diabetes??
In both the situation retinopathy
can occur causing these symptom
For BP consult physician get routine blood test
including Blood sugar, renal profile, ECG and take regular medicines for tight control of BP
Best wishes for your health