Orbital celluitis

Presents with significant Eyelid oedema and erythema. (patient may not have a fever)

Look for RED FLAGS:

Proptosis
chemosis
Ophthalmoplegia

Painful eye movements
Altered visual acuity or blurring
Relative afferent pupillary defect
Systemically unwell


If post-septal cellulitis suspected (Red flags present) investigations include: bloods, blood cultures, IV abx (local guidance important), referral to ophthalmology and Paediatrics +/- urgent Contrast CT orbits .

Surgical drainage may be required if the symptoms fail to respond to IV Abx

Further reading:
Periorbital Vs Orbital cellulitis by Don't forget the bubbles 
Eye infections from RCEM learning 

Martin Dore Jan 2022