case_images: PMC4663314_01
case_images: CT imaging depicting otitis media of the left ear with external ear canal obstruction (*) due to the cystic lesion.
case_images: CRIM2015-359627.001.jpg
case_images: PMC4663314_01_CRIM2015-359627.001.jpg
case_images: fig1
case_images: CT scan of the temporal bone showed a cystic lesion on the inferior cartilaginous part of the EAC but no temporal bone lysis; the middle ear appeared to contain fluid and swelling of the parotid gland and cervical lymph nodes bilaterally were also seen (Figure 1).
case_images: H/E x40. The tumor is made of tubular and cystic structures.
case_images: CRIM2015-359627.002.jpg
case_images: PMC4663314_01_CRIM2015-359627.002.jpg
case_images: fig2
case_images: The inner ones consisted of middle-sized cylindrical or cuboidal cells with an eosinophilic cytoplasm and round nuclei, arranged in tubules (Figure 2).
case_images: H/E x100. Two cystic-tubular formations lined by columnar cells with an eosinophilic cytoplasm are seen.
case_images: CRIM2015-359627.003.jpg
case_images: PMC4663314_01_CRIM2015-359627.003.jpg
case_images: fig3
case_images: Based on these histopathological and immunohistochemical findings the diagnosis of ceruminous gland adenoma was established (Figures 3 -5).
case_images: Immunostain for keratin 7 (x100): luminal cells are labelled.
case_images: CRIM2015-359627.004.jpg
case_images: PMC4663314_01_CRIM2015-359627.004.jpg
case_images: fig4
case_images: Based on these histopathological and immunohistochemical findings the diagnosis of ceruminous gland adenoma was established (Figures 3 -5).
case_images: Immunostain for p63 protein (x100): nuclear positivity is seen in basal cells.
case_images: CRIM2015-359627.005.jpg
case_images: PMC4663314_01_CRIM2015-359627.005.jpg
case_images: fig5
case_images: Based on these histopathological and immunohistochemical findings the diagnosis of ceruminous gland adenoma was established (Figures 3 -5).