In an attempt to alleviate the problem of medial diagnosis and to increase its affiance computerized patient diagnosis is development to assist doctor in diagnosing. The computerized patient diagnosis has the following features. i. Quick retrieval of information about patient ii. Effective security measurers for information protection iii. High degree of accuracy in diagnosing patient disease. This ensures provision of efficient medical services. It reduces life loss and damage that may occur as a result of mistakes. The project is carefully designed to give access to authority users. The project is menu driven and quite interactive it is designed is such a way that patients must be registered before they can be diagnosed. It is with patient registration number that the diagnosis form can be activated, the project is also designed to recommend laboratory test where necessary during the diagnosis process..