OEModule\OphCiExamination\components\OphCiExamination_API::getPrincipalVanHerick PHP Method

    public function getPrincipalVanHerick($patient)
    {
        if ($episode = $patient->getEpisodeForCurrentSubspecialty()) {
            $str = '';
            if (!isset($episode->eye->name)) {
                return;
            }
            $eyeName = $episode->eye->name;
            if ($el = $this->getElementForLatestEventInEpisode($episode, 'models\\Element_OphCiExamination_Gonioscopy')) {
                if (isset($el->left_van_herick) && ($eyeName == 'Left' || $eyeName == 'Both')) {
                    $str = $str . 'Left Eye: Van Herick grade is ' . $el->left_van_herick->name . '. ';
                }
                if (isset($el->right_van_herick) && ($eyeName == 'Right' || $eyeName == 'Both')) {
                    $str = $str . 'Right Eye: Van Herick grade is ' . $el->right_van_herick->name . '. ';
                }
            }
            return $str;
        }
    }