…bacterial CNS infections states that CT must not be performed before lumbar puncture in suspected bacterial meningitis — not even with a reduced level of consciousness…

…3 IV Pneumonia, in chronic lung disease amoxicillin 750 mg × 3 PO 5–7 days or benzylpenicillin 3 g × 4 IV Pneumonia, suspected atypical pathogen…

…not to normalise the plasma sodium. Chronic or minimally symptomatic hyponatraemia must be corrected in a controlled fashion, since too rapid a rise can cause…