Colon bleeding. Colon bleeding: Introduction. Colon bleeding: Injury or inflammation of the colon can lead to bleeding of the large intestine. See detailed information below for a list of 8 causes of Colon bleeding, Symptom Checker, including diseases and drug side effect causes. Â» Review Causes of Colon bleeding: Causes | Symptom Checker Â».
Some regulations-COSHH and those for lead, asbestos, ionising radiations and compressed air-state that records should be retained for much longer (up to 50 years) as ill health effects might not emerge until a long time after exposure.ealth records should not contain personal medical information. These must be kept separately and in confidence by the occupational health professional (See below for advice on medical in confidence records) .
Biological agents: Managing the risks in laboratories and healthcare premises19 Exposure records 77 COSHH 1 requires that you keep a record of employees exposed to HG3 orHG4 agents at work for 40 years following their last exposure.60 Selection of control measures for work with biological agents is largelydictated by the requirements of COSHH. 1 The minimum requirement is that thecontainment level matches the hazard group of the agent used, ie HG2 agentsmust be worked with at CL2.