|
|
Title | Description | Creator |
26 |
|
Occipital Hemorrhagic Infarction Secondary to Bacterial Endocarditis-Congruent Homonymous Scotomatous Hemianopic Defect | MRI features of occipital hemorrhage secondary to bacterial endocarditis Figure 1 : Humphrey visual fields showing a congruent homonymous scotomatous hemianopic defect Figure 2 : axial gradient echo T2*w brain MRI Figure 3 : axial T1w and T2w brain MRI Figure 4 : axial postcontrast T1w brain MRI | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
27 |
|
Ocular Hypoperfusion from Severe Internal Carotid Artery Stenosis | 68 year-old man complaining of mildly decreased vision OD with fluctuation of vision throughout the day. Fluorescein angiography shows delayed choroidal and retinal fillings, suggesting hypoperfusion of the right eye. | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
28 |
|
Bilateral Lens Subluxation in Marfan Syndrome | This is a case of known Marfan syndrome with bilateral progressive visual loss. The ocular examination showed bilateral lens dislocation. Figure 1a: Typical superonasal lens subluxation in both eyes Figure 1b: The arrows show the inferior edges of the lenses Figure 2: Optical section of the lenses u... | Rabih Hage, MD; Valérie Biousse, MD |
29 |
|
Pulsatile Proptosis from Sphenoid Wing Hypoplasia in Neurofibromatosis Type 1 | Clinical and radiologic features of greater wing sphenoid hypoplasia in the setting of neurofibromatosis type 1. Figure 1 : slit lamp examination showing Lisch nodules; Figure 2 : orbit CT scan (1); Figure 3 : orbit CT scan (2) with annotations. For visual examples of this disorder, please see the... | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
30 |
|
Dilated Episcleral Vessels from Carotid Cavernous Fistula | 51 year white woman with a 6 months history of chronic right eye redness, periorbital swelling and progressive proptosis. She was seen by multiple providers and treated for dry eye and conjunctivitis. Her examination showed normal visual acuity, color vision and pupils. There was an intraocular pres... | Amani Alzayani, MD; Valérie Biousse, MD; Ling Chen Chien, MD |
31 |
|
Homonymous Hemianopia Secondary to an Intracranial Bleed from an Arteriovenous Malformation | This case demonstrates a homonymous hemianopia resulting from hemorrhage secondary to a ruptured intracranial arteriovenous malformation (AVM), providing grounds for illustration and discussion of the correlations between localization of this lesion on cerebral imaging and resultant visual field and... | Lauren Hudson, MD, PhD; Valérie Biousse, MD |
32 |
|
Cerebral Venous Vascularization | MRV and CTV scan imaging of the brain veins. Figure 1 : Overview. MRV with contrast Figure 1A. Right postero-lateral view. Figure 1B. Sagittal view. Figure 2 : Dural sinuses. Superior endocranial view. CTV. Figure 3 : Dural sinuses. Sagittal endocranial view. CTV. Figure 4 : Dural sinuses. Right an... | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
33 |
|
Coexisting Thyroid Eye Disease and Myasthenia Gravis | A case of coexisting thyroid orbitopathy and myasthenia gravis. External photographs of the eyes and eyelids, as well as images from an MRI of the orbits, are included. Figure 1 : External photograph of eyes showing right lid retraction and left upper lid ptosis. Figure 2 : External photograph of ... | Devin D. Mackay, MD; Valérie Biousse, MD |
34 |
|
Internuclear Ophthalmoplegia (INO) | A 67-year-old man with a known history of heart failure and atrial fibrillation developed binocular horizontal diplopia in right gaze after cardiac catheterization. His examination showed normal afferent visual function, full ocular movement of the right eye, and slow adducting saccades in the left ... | Wael A. Alsakran, MD; Valérie Biousse, MD |
35 |
|
Osseous Anatomy of the Optic Canals | Anatomic study of the optic canals using 3D reconstruction of CT scan images. Figure 1 : Orbital canal seen through the orbit Figure 2 : Optic canal seen from the intracranial side (1) Figure 3 : Optic canal seen from the intracranial side (2) Figure 4 : Optic canal : axial plane Figure 5 : Optic c... | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
36 |
|
Geniculate Nucleus Metastasis with Homonymous Sectoranopia | This is a case of multiple brain metastases in the setting of bladder cancer complicated with right homonymous horizontal sectoranopia. Figure 1: Pet-scan showing liver (yellow arrows) and kidneys (red arrow) metastases Figure 2: Goldmann Visual Fields: Right homonymous horizontal sectoranopia Figu... | Rabih Hage, MD; Valérie Biousse, MD |
37 |
|
Radiologic Appearance of Unilateral Sphenoid Wing Hypoplasia in Neurofibromatosis Type I | MRI features of greater wing sphenoid hypoplasia in the setting of neurofibromatosis type 1. - Figure 1 : Orbital MRI with contrast showing right greater sphenoid wing hypoplasia. The lack of bone tissue leads to herniation of the right temporal lobe into the orbit, pushing forward the orbital conte... | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
38 |
|
Terson Syndrome and Subarachnoid Hemorrhage | A case of Terson syndrome resulting with subarachnoid hemorrhage and right vitreous hemorrhage resulting from a left pericallosal artery aneurysm. Figure 1 : External photograph of right eye demonstrates blunted red reflex secondary to vitreous hemorrhage Figure 2 : External photograph of left eye d... | Joshua Levinson, MD; Valérie Biousse, MD |
39 |
|
Bilateral Optic Disc Edema from Hypertensive Retinopathy | A 29 year-old woman was assessed for 2 weeks of headaches and 4 days of blurred vision in both eyes. Her blood pressure was 225/135. Her examination showed: best-corrected visual acuity: 20/25 OD, 20/30 OS; pupils equal and reactive without relative afferent pupillary defect; intraocular pressures 1... | Benjamin I. Meyer, MD; Valérie Biousse, MD |
40 |
|
Choroidal Infarction in Giant Cell Arteritis | An 80-year-old Caucasian woman presented with a 10-day history of headaches, intermittent binocular diplopia, and jaw pain. Temporal artery biopsy confirmed a diagnosis of giant cell arteritis. Examination showed characteristic large area of choroidal ischemia that is well-known to be associated wit... | Wael A. Alsakran, MD; Andre Aung, MD; Valérie Biousse, MD |
41 |
|
Cotton Wool Spots in Giant Cell Arteritis | This is a case of cotton wool spots in a patient with temporal artery-biopsy proven temporal arteritis.; ; A 66-year-old woman presents with isolated painless vision loss related to a left optic neuropathy in her left eye. She denies systemic symptoms to suggest giant cell arteritis.; Her examinatio... | Rahul A. Sharma, MD, MPH; Valérie Biousse, MD |
42 |
|
Funduscopic Findings of Acute Central Retinal Artery Occlusion | A 59-year-old man was referred for assessment acute vision loss in the right eye. His examination showed: best-corrected visual acuity: light perception OD, 20/20 OS; pupils: Relative afferent pupillary defect OD; color vision: unable to visualize control plate OD, 14/14 OS correct Ishihara plates. ... | David B. Enfield, MD; Valérie Biousse, MD |
43 |
|
Anatomy of the Trigeminal Nerve | MRI and CT scan imaging of the trigeminal nerve and its 3 divisions. Figure 1 : trigeminal nerve. Overview Figure 2 : trigeminal nuclei Figure 3 : trigeminal root. Cisternal segment. Figure 3A. FIESTA axial image through midpons. Figure 3B. T2 coronal image through prepontine cistern Figure 4 : trig... | Samuel Bidot, MD; Amit M. Saindane, MD; Valérie Biousse, MD |
44 |
|
Central Retinal Artery Occlusion with Cilioretinal Artery Sparing | Central retinal artery occlusion with sparing of the cilioretinal artery Figure 1 : Fundus photographs show retinal whitening in the right eye, with sparing of the perfused retina in the distribution of the cilioretinal artery (arrows); the left eye has a normal funduscopic appearance. Figure 2 : Mo... | Supharat Jariyakosol, MD; Valérie Biousse, MD |
45 |
|
Cerebral Arterial Vascularization | Arteries of the neck and brain as seen on a CT Angiogram. Figure 1 : Overview. Figure 1A. Anterior view. Figure 1B. Lateral view. Figure 2 : Internal carotid artery. Segmentation. Figure 3 : Internal carotid artery and vertebral arteries. Extracranial part. Posterolateral view. Figure 4 : Internal c... | Samuel Bidot, MD; Valérie Biousse, MD |
46 |
|
Fourth Nerve Schwannoma | This is a case of IVth cranial nerve schwannoma, showing an enhancement in the subarachnoid space consistent with the clinical presentation. Figure 1a : T1-weighted axial brain MRI Figure 1b : T1-weighted axial brain MRI : magnification of the brainstem Figure 1c : T1-weighted axial brain MRI : cr... | Rabih Hage, MD; Valérie Biousse, MD |
47 |
|
Nonfunctiong Pituitary Adenoma with Chiasmal Compression | This is a case of large non-functioning pituitary adenoma with mass effect on the optic chiasm inducing loss of optic nerve fibers and subsequent visual field. Figure 1: Fundus photographs demonstrating bilateral temporal optic nerve head pallor Figure 2: Humphrey visual fields demonstrating a bitem... | William Pearce, MD; Valérie Biousse, MD |
48 |
|
Posterior Circulation Infarctions Secondary to a Post Traumatic Vertebral Artery Dissection | A case of a young man with a vertebral artery dissection that caused multiple posterior circulation brain infarcts. Images from an MRI of the brain, digital subtraction angiography, and Humphrey visual fields are included. Figure 1 : Humphrey visual fields showed a right homonymous hemianopia with ... | Devin D. Mackay, MD; Valérie Biousse, MD |
49 |
|
Sturge-Weber Syndrome | A case of Sturge-Weber syndrome (Encephalotrigeminal angiomatosis) with angiomas that involve the leptomeninges, and the skin of the ipsilateral hemiface, associated with congenital glaucoma in the same eye. Various illustrations are included to demonstrate the port wine stain, enlarged optic nerve ... | Supharat Jariyakosol, MD; Valérie Biousse, MD |
50 |
|
Toxic Retinopathy: Deferoxamine Toxicity | Number of Figures and legend for each: 6 figures Figure 1: Goldmann perimetry showing large cecocentral scotomas in both eyes Figure 2: Fundus photograph of the right eye demonstrating hypopigmentation of the peripapillary and perifoveal retinal pigment epithelium (RPE) with subfoveal yellow lesions... | Will Pearce, MD; Valérie Biousse, MD |