I am Dr. Arun and will be helping you today.
This can be nerve issue as you mentioned as following;
Trochlear nerve palsy
Abducens nerve palsy
Oculomotor nerve palsy
You also need investigations for;
a) Myasthenia gravis
b) Chronic progressive external ophthalmoplegia
c) Autoimmune diseases.
Your symptoms need thorough physical exam and investigations.
This link will help you find a free clinic in your area:
I am sure you would be also able to find a doctor in your areas who would take fee payment in installment. You can contact the health authorities in your area.
Please feel free for your follow up questions.
I would be happy to assist you further, if you need any more information.
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