Which of the following structures is involved in the paramedian infarction of the base of the pons?: (A) Anterior spinocerebellar tract, (B) Descending trigeminal tract, (C) Pyramidal tract, (D) Rubrospinal tract
Answer is C. Base of the pons includes coicospinal (pyramidal), coicobulbar, coicopontine tracts, pontine nuclei, and transverse pontine fibers. so in paramedian infarction of base of pons coicospinal (pyramidal ) tract is affected.