The reason why the health certificate can't be done

There are several reasons why the health certificate can't be done. Health certificate usually includes medical examination items such as internal medicine, surgery, chest X-ray, liver function, stool culture of Vibrio cholerae, typhoid Bacillus and paratyphoid Bacillus. Chest X-ray showed pulmonary tuberculosis, blood test transaminase increased by more than 2 times, blood pressure was above grade 2, heart auscultation had noise above grade 3, serious heart disease, serious surgical diseases could not adapt to catering work, and stool culture was positive.