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Ophthalmology. Ocular hypertension is the presence of elevated fluid pressure inside the eye ( intraocular pressure ), usually with no optic nerve damage or visual field loss. [1] [2] For most individuals, the normal range of intraocular pressure is between 10 mmHg and 21 mmHg.
The changes in hypertensive retinopathy result from damage and adaptive changes in the arterial and arteriolar circulation in response to the high blood pressure. Diagnosis. Fundoscopy and patients history. Differential Diagnoses. Several other diseases can result in retinopathy that can be confused with hypertensive retinopathy.
t. e. Hypertension, also known as high blood pressure, is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. [11] High blood pressure usually does not cause symptoms itself. [1] It is, however, a major risk factor for stroke, coronary artery disease, heart failure, atrial fibrillation, peripheral ...
Complications affecting the eye. Hypertensive retinopathy with AV nicking and mild vascular tortuosity. Hypertensive retinopathy is a condition characterized by a spectrum of retinal vascular signs in people with elevated blood pressure. [57] It was first described by Liebreich in 1859. [58]
Ocular hypertension (OHT) is defined by intraocular pressure being higher than normal, in the absence of optic nerve damage or visual field loss. Ocular hypotension, hypotony, or ocular hypotony, is typically defined as intraocular pressure equal to or less than 5 mmHg.
Hypertension; Pre-eclampsia (toxemia of pregnancy) Occlusive vascular disease (sudden) Emboli and thrombi; Central retinal artery occlusion; Cardiac myxoma; Cranial arteritis; Sickle cell attack; Occlusive vascular disease (slow, progressive) Carotid artery disease; Arterial spasm (TIA) Diabetes mellitus; Collagen diseases; Venous occlusive ...