This document provides information on teleconsultation including its definition, types, examples, and implementation in various medical fields. It discusses two main types of teleconsultation - real-time (synchronous) and delayed (asynchronous). Real-time uses live video conferencing while delayed uses stored digital files sent electronically. Examples provided are telepsychiatry and teleradiology. The document also summarizes teleconsultation networks implemented in radiation medicine, Malaysia, and specific networks for telecardiology, teledermatology, and teleradiology. Finally, it outlines strategies for future upgrades to infrastructure, connectivity speed, software, and devices.