<prompt> The late features of kernicterus include all except -HypotoniaSensorineural hearing lossChoreoathetosisUpward gaze palsy  <response>: Ans. is a i.e., Hypotonia Hypotonia is an early feature in Phase I Clinical features o Clinically, kernicterus is described in 3 phases, which may progress over 24 hours to 7 days :? 1. Phase I -- Poor suck, lethargy, hypotonia, depressed sensorium. 2. Phase II -- Fever, hypeonia progressing to opisthotonus. 3. Phase III -- High pitched cry, convulsions, death. 3 Long term survivors demonstrate choreoathetoid cerebral palsy, upward gaze palsy, sensorineural hearing loss and mental retardation. 