NICE /SIGN/RCGP guideline
https://www.nice.org.uk/guidance/ng188/chapter/rationales#follow-up-and-monitoring-2

experience with recovery from other eg pneumonia

t 50% of people who had pneumonia assessed as having ‘low severity ‘ of illness still experienced fatigue at 3m (mix of in and outpatients)
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1497132/
Canadian study patients with pneumonia not admitted to hospital
2/3 better at day 14, half patients back at work 10 days after, almost all day 32/33
https://www.sciencedirect.com/science/article/pii/S0163445303002299
CAP follow up for patients admitted to hospital – chest sx better in 14 days but fatigue etc longer up to 6m
https://pubmed.ncbi.nlm.nih.gov/17035452/
measured improvement over 6m, step wise improvement, 6m vast majority recovered – still small amount of people with symptoms and  by a year pretty much back to normal – people with symptoms then felt to relate to age/other ongoing illnesses rather than pneumonia
Dutch study of over 65s with pneumonia treated in hospital –
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5351062/

Click to access 1700571.full.pdf

covid inflammation on MR – or not?
 https://www.medrxiv.org/content/10.1101/2020.10.14.20212555v1.full, https://jamanetwork.com/journals/jamacardiology/fullarticle/2768916)
c/w
flu – young people ECG abnormalities
https://academic.oup.com/cid/article/40/3/415/303135
myocarditis in flu seasons – found 5/714-under a percent
H1N1 flu – cardiac MRI in people with chest symptoms – overall mild but no FU
https://www.sciencedirect.com/science/article/pii/S1936878X11000076?via%3Dihub
and of note
https://jamanetwork.com/journals/jamacardiology/fullarticle/2775372

usual seasonal flu / respiratory infection is a risk factor for cardiac mortality
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5158013/
https://heart.bmj.com/content/101/21/1738
https://www.nejm.org/doi/full/10.1056/NEJMoa1702090?query=featured_home

olfactory symptoms
https://www.thelancet.com/journals/lanres/article/PIIS2213-2600(20)30527-0/fulltext
thrombotic symptoms https://www.thelancet.com/journals/lanres/article/PIIS2213-2600(20)30527-0/fulltext