| Feature | Genuine PDF | Fake Editable PDF | |---------|-------------|--------------------| | QR code | Valid, links to IMSS server | Missing or fake | | Folio number | 12–14 alphanumeric digits | Random or absent | | Doctor’s signature | Digital or scanned authentic | Generic font or blank | | Editable fields | No (security locked) | Yes (intentionally blank) |
Having a Justificante Medico IMSS is crucial for patients who need to take time off work for medical reasons. This document helps patients: