title: Double ring sign at the macula in a patient with Valsalva retinopathy.
authors.affiliation: Department of Ophthalmology, Jichi Medical University, Yakushiji, Tochigi 329-0498, Japan.
authors.forename: S-I
authors.initials: SI
authors.lastname: Sakamoto
authors.affiliation: Department of Ophthalmology, Jichi Medical University, Yakushiji, Tochigi 329-0498, Japan makichan@jichi.ac.jp.
authors.forename: S
authors.initials: S
authors.lastname: Makino
authors.affiliation: Department of Ophthalmology, Jichi Medical University, Yakushiji, Tochigi 329-0498, Japan.
authors.forename: H
authors.initials: H
authors.lastname: Tampo
mesh_terms: D005260:Female; D006801:Humans; D008266:Macula Lutea / Q000473:pathology*; D008875:Middle Aged; D009887:Ophthalmoscopy; D012075:Remission, Spontaneous; D012166:Retinal Hemorrhage / Q000473:pathology*; D041623:Tomography, Optical Coherence; D014636:Valsalva Maneuver; D014786:Vision Disorders / Q000209:etiology* / Q000503:physiopathology; D014792:Visual Acuity