The cases of dermoid cyst belong to 3 children 5-8 years of age and another in a teenager (4 patients, 12.90%) and dacryops (2 patients, 6.45%) all accounted for the lacrimal fossa lesions.
There are various clinicopathological studies from different countries showing different types of lacrimal gland tumours including lacrimal fossa tumours in general population.
 These reports together with our study show that inflammatory lesions are the most common form of lacrimal fossa lesions followed by lymphoproliferative in other studies and epithelial lesions in our study with varying incidences.
Similarly, the Lacrimal Gland Tumour Study Group in Japan also found that PA was the most common tumour of lacrimal fossa lesions.
Chronic presentation without pain associated with a radiographic finding of lacrimal fossa remodelling favours benign lacrimal gland tumours.
[2,22] On CT scans, ACC appears as round lesion with irregular borders within the lateral wall of the orbit with lacrimal fossa enlargement with bone invasion.
They arise from epithelial rests in the lacrimal fossa, but are not true lacrimal gland tumours.
Appropriate management is vital and necessitates complete surgical resection of lacrimal fossa lesions under pathological conditions.
Lacrimal fossa lesions: a review of 146 cases in Egypt.
Clinicopathological survey of 23 patients with lacrimal fossa lesions in Hong Kong.
An epidemiological survey of lacrimal fossa lesions in Japan: number of patients and their sex ratio by pathological diagnosis.