Changes

**Nasolacrimal haemorrhage

**Nasolacrimal haemorrhage

**Nasal/pharyngeal trauma/foreign body

**Nasal/pharyngeal trauma/foreign body

**[[Paranasal sinuses - hyperplastic and neoplastic|Sinus neoplasia]]

**[[Paranasal Sinuses Hyperplastic and Neoplastic - Pathology|Sinus neoplasia]]

**[[Nasal cavity - hyperplastic and neoplastic#Nasal and paranasal sinus cysts|Sinus cyst]]

**[[Nasal cavity - hyperplastic and neoplastic#Nasal and paranasal sinus cysts|Sinus cyst]]

**[[Paranasal sinuses - inflammatory|Sinusitis]]

**[[Paranasal Sinuses Inflammatory - Pathology|Sinusitis]]

**Lower airway disease

**Lower airway disease

**[[Lungs - hyperplastic and neoplastic|Pulmonary neoplasia]]

**[[Lungs - hyperplastic and neoplastic|Pulmonary neoplasia]]