1. Accommodative spasm
2. Blowout fracture (medial rectus entrapment)
3. Cross fixation (congenital esotropia)
4. Duane syndrome (retraction syndrome)
5. Fibrosis of medial rectus
6. Horizontal gaze palsy (bilateral)-with or without contraction
7. Lack of effort involved in abducting a habitually adducted eye patch on other eye differentiates from abducens palsy
8. Myasthenia gravis
9. Myositis
10. Orbital cellulitis (abscess)
11. Overambitious (large) resection of medial rectus
12. Thyroid myopathy (Graves disease, hyperthyroidism)
13. Unwillingness to cooperate-doll's head phenomenon (sudden passive turning of head) differentiates from abducens palsy

Beyer-Machule C, von Noorden GK. Atlas of ophthalmic surgery, Vol 1: Lids, orbits, extraocular muscles. New York: Thieme Medical, 1984.

Goldhammer Y. Pseudopalsy of the abducens nerve. In: Smith JL, ed. Neuro-ophthalmology update. New York: Masson, 1977.

Extracted Table Paralysis of sixth nerve
Extracted Table Paralysis of third, fourth, and sixth cranial nerves