Antalgic gait in a patient with painful knee/ankle: Decreased % stance on painful limb (i.e. step length and stance time) and swing time on opposite side.
Parkinsonian gait (Shuffling gait): Trunk, hip, knee flexion and shuffling gait. Short steps and higher cadence. Lack of associated movements of arms, and lack of trunk rotation
Ataxic gait: Broad base of support, ataxic tremors.
CP gait: Ant. pelvic tilt, hip flexion, adduction, internal rotn. with knee flexion, and ankle plantar flexion, foot inversion.