Fig. 4
From: Sinusitis and oroantral fistula in patients with bisphosphonate-associated necrosis of the maxilla

Remarkable whitish lines in the endoscopic view of an involved maxillary sinus
From: Sinusitis and oroantral fistula in patients with bisphosphonate-associated necrosis of the maxilla
Remarkable whitish lines in the endoscopic view of an involved maxillary sinus