Z55.0
Illiteracy and low-level literacy
Sibling codes
Z55Problems related to education and literacyZ55.1Schooling unavailable and unattainableZ55.2Failed examinationsZ55.3Underachievement in schoolZ55.4Educational maladjustment and discord with teachers and classmatesZ55.8Other problems related to education and literacyZ55.9Problem related to education and literacy, unspecified