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Convergence insufficiency. Convergence Insufficiency. Other names. Convergence disorder. Specialty. Ophthalmology, optometry. Convergence insufficiency is a sensory and neuromuscular anomaly of the binocular vision system, characterized by a reduced ability of the eyes to turn towards each other, or sustain convergence .
This is a shortened version of the sixteenth chapter of the ICD-9: Symptoms, Signs and Ill-defined Conditions. It covers ICD codes 780 to 799. The full chapter can be found on pages 455 to 471 of Volume 1, which contains all (sub)categories of the ICD-9. Volume 2 is an alphabetical index of Volume 1.
Accommodative insufficiency (AI) involves the inability of the eye to focus properly on an object. Accommodation is the adjustment of the curvature of the lens to focus on objects near and far. In this condition, amplitude of accommodation of a person is lesser compared to physiological limits for his age. [1]
This is a shortened version of the third chapter of the ICD-9: Endocrine, Nutritional and Metabolic Diseases, and Immunity Disorders. It covers ICD codes 240 to 279 . The full chapter can be found on pages 145 to 165 of Volume 1, which contains all (sub)categories of the ICD-9.
320.4 * Tuberculous meningitis ( 013.0 †) 320.5 * Meningococcal meningitis ( 036.0 †) 320.7 * Meningitis in other bacterial diseases classified elsewhere. 320.8 Meningitis due to other specified bacteria. 320.9 Meningitis due to unspecified bacterium. 321 * Meningitis due to other organisms.
Amplitude of accommodation. The amplitude of accommodation is the maximum potential increase in optical power that an eye can achieve in adjusting its focus. It refers to a certain range of object distances for which the retinal image is as sharply focused as possible. Amplitude of accommodation is measured during routine eye-examination.
ICD-10 is the 10th revision of the International Statistical Classification of Diseases and Related Health Problems (ICD), a medical classification list by the World Health Organization (WHO). It contains codes for diseases, signs and symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or diseases. [1]
The prevalence of attention deficit hyperactivity disorder was found to be 3.4% overall in Riyadh, Saudi Arabia, among primary school students between the years of 2015 and 2016, with 22 children having symptoms that were both reported by their parents and teachers. The gender split among them was 3:1, with 13 (5.7%) boys and 9 (2.1%) girls.