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  2. List of optometric abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_optometric...

    PH Pinhole see Pinhole occluder and Visual_acuity#Legal_definitions: PHNI Pinhole No Improvement see Pinhole occluder and Visual_acuity#Legal_definitions: PHVA Pinhole Visual Acuity: PL Perception of light POH / PrOH Previous ocular history PPA Peri-papillary atrophy Pt Patient RAPD Relative afferent pupillary defect OD Right eye (oculus dexter ...

  3. Visual acuity - Wikipedia

    en.wikipedia.org/wiki/Visual_acuity

    Eye examination for visual acuity. Visual acuity is a measure of the spatial resolution of the visual processing system. VA, as it is sometimes referred to by optical professionals, is tested by requiring the person whose vision is being tested to identify so-called optotypes – stylized letters, Landolt rings, pediatric symbols, symbols for the illiterate, standardized Cyrillic letters in ...

  4. Philippine Veterans Affairs Office - Wikipedia

    en.wikipedia.org/wiki/Philippine_Veterans...

    Website. pvao.gov.ph. The Philippine Veterans Affairs Office (PVAO) (Filipino: Tanggapan para sa Ugnayan ng mga Beteranong Pilipino) is the Philippine agency for Filipino war veterans. Under the Department of National Defense, [3] PVAO serves to fulfill a national commitment as embodied in Section 7, Article XVI of the 1987 Philippine Constitution:

  5. List of abbreviations used in medical prescriptions - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_used...

    This is a list of abbreviations used in medical prescriptions, including hospital orders (the patient-directed part of which is referred to as sig codes). This list does not include abbreviations for pharmaceuticals or drug name suffixes such as CD, CR, ER, XT (See Time release technology § List of abbreviations for those).

  6. pH - Wikipedia

    en.wikipedia.org/wiki/PH

    By definition, pOH is the negative logarithm (to the base 10) of the hydroxide ion concentration (mol/L). pOH values can be derived from pH measurements and vice-versa. The concentration of hydroxide ions in water is related to the concentration of hydrogen ions by. where KW is the self-ionization constant of water.

  7. Developmental venous anomaly - Wikipedia

    en.wikipedia.org/wiki/Developmental_venous_anomaly

    Venous angioma. Developmental venous anomaly in the cerebellum seen on axial contrast-enhanced T1 weighted MRI. A developmental venous anomaly (DVA, formerly known as venous angioma) is a congenital variant of the cerebral venous drainage. On imaging it is seen as a number of small deep parenchymal veins converging toward a larger collecting vein.

  8. pH indicator - Wikipedia

    en.wikipedia.org/wiki/PH_indicator

    A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH (acidity or basicity) of the solution can be determined visually or spectroscopically by changes in absorption and/or emission properties. [1] Hence, a pH indicator is a chemical detector for hydronium ions (H 3 O +) or hydrogen ions (H +) in the ...

  9. List of legal abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_legal_abbreviations

    JCD — Juris Canonici Doctor, Doctor of Canon Law. JCL — Juris Canonici Licentiatus, Licentiate of Canon Law. JOL – Judgments Online (South Africa) JJ — Judges or Justices, plural. JMOL — Judgment as a matter of law. JNOV — Judgment notwithstanding verdict.