A 56-year-old woman has frequently burned herself while cooking over the past several months. Examination shows loss of

[answerhappygod]

A 56-year-old woman has frequently burned herself while cooking over the past several months. Examination shows loss of pain and temperature sensation in both upper extremities and in a portion of her trunk from the clavicles to just below the nipples. Touch, vibratory sensation, and proprioception are normal. There is some wasting of the small muscles of her hands. Which of the following findings is most likely on MRI of the head and spine?


A. Dilated third ventricle causing damage to both sides of the thalamus
B. Edema in the postcentral gyri on both sides secondary to multiple strokes
C. Sclerotic plaques bilaterally in the anterolateral white matter of the spinal cord
D. Syrinx of the central region of the spinal cord from C-4toT-5
E. Tumors compressing the lateral funiculi of the spinal cord at C-4