Eosinophilic granuloma: skull

Case contributed by Dr Subash Thapa


Scalp swelling in the left parietal region. No pain or fever.

Patient Data

Age: 20 Y
Gender: Male

A solitary punched out lytic lesion without sclerotic rim in the left parietal region.

Case Discussion

Eosinophilic granuloma is common among the young. 

A punched out lytic lesion without sclerotic rim is a typical appearance, as is a hole within a hole appearance which is due to bevelled edge in the skull defect, with the inner table defect is larger than the relatively small outer table defect.

Differentials to consider, particularly in older individuals: 

Solitary plasmacytoma and metastasis is seen among the older population

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Case information

rID: 47957
Published: 12th Sep 2016
Last edited: 12th Sep 2016
Inclusion in quiz mode: Included

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