Proceedings of the Ulster Neuro-Psychiatric Society, 1951-52

D)r. H. Hiltoin StewA-art and Dr. J. Ii. 1). Millar showved three cases who had in commoni onie very strikinig feature; that was loss of posterior column sensation in the upper limbs, which was out of proportion to any loss of posterior columni senisation in the w(e\cr limiiibs. D)r. Stewart's pattienit was aged 68. Her history had started with pains in the occipital region, followved by numbness in the upper limbs, progressive over a matter of weeks. She also complained of some weakness of the legs and dysuria. The history began about four monlths before admission to hospital, when she was slightly disorientated. The cranial nerves were normal. The upper limbs were grossly ataxic due to the loss of posterior column sensation. Distally in the hands, there was loss of light touclh and pain sensation. The lower limbs showed a mild paraparesis, and minimal sensory signs. She was grossly incontinent of urine. All investigations, including lumbar myelography, were entirely negative. He.r condition was beginnintg to mend when she was showvii to the meeting. Dr. Millar's patienit was agedl 45. Her history Nvas of similar duration and also started