Line 6:8·Only use medical adjectival hyphens where the letters at the end and start of the compound word are the same, e.g. post-transplant. In this case, don't use the hyphen: 'post-'.
Inline EG
suggestion
"external compression from malignancy (e.g. lung cancer, oesophageal cancer)"
Line 4:45·Consider replacing a bracketed e.g. with an inline e.g. after a comma.