Presentation Schedule for 24th Pupil Colloquium

Assilomar, Sat 8th - Monday 10th

Saturday 8th

Session 1: 9.00 - 10.30 4

Session 2:11.00 - 12.30 3

Session 3: 2.00 - 3.30 3

Session 4: 4.00 - 5.30 3

Total: 13

Sunday 9th

Session 5: 9.30 - 10.45 4

Session 6: 11.30 - 12.30 Posters & LL

Session 7: 2.00 - 3.30 3

Session 8: 4.00 - 6.00 4

Total: 11+LL+ posters

Monday 10th

Session 9: 9.00 - 10.30 4

Session 10: 11.00 - 12.00 Business Meeting

 

Session 1:

THE PUPIL AS A CONTROL SYSTEM

Lawrence W. Stark,

Neurology and Telerobotics Unit

University of California, Berkeley

ANTERIOR SEGMENT PHARMACOKINETICS - HOW THINGS MOVE AROUND

Harry J. Wyatt, PhD

Schnurmacher Institute for Vision Research, SUNY State College of Optometry, 33 W. 42nd St., New York, NY 10036, USA

MECHANICAL PROPERTIES OF THE RABBIT IRIS SPHINCTER AND DILATOR MUSCLES

Kazutsuna Yamaji1, Takeshi Yoshitomi1, Shiro Usui2, Yoshitaka Ohnishi1

Dept of Ophthalmology, Wakayama Medical University, Wakayama, Japan.

Dept of Information & Computer Sciences, Toyohashi University of Technology, Aichi, Japan

BIOMECHANICAL MODEL FOR THE PUPIL

Yeuk Fai Ho, Corina VandePol, Claudio Privitera, and Lawrence W. Stark

Neurology and Telerobotic Units, University of California, Berkeley

 

Session 2:

IN VIVO CHARACTERIZATION OF ALPHA-ADRENOCEPTOR SUBTYPES MEDIATING SYMPATHETICALLY EVOKED MYDRIASIS IN RATS

Michael C. Koss, PhD and Yongxin Yu MD

Department of Cell Biology, University of Oklahoma

College of Medicine, Oklahoma City, OK 73190

PUPILLARY CONSTRICTION: AN OBJECTIVE MEASURE OF OPIOD EFFECT?

Claus Niemann and Merlin Larson

Department of Anesthesiology, University of California, San Francisco

EFFECT OF TROPICAMIDE ON MYDRIATIC RESPONSE AND LIGHT REFLEX IN ALZHEIMER'S AND PARKINSON'S DISEASE

Eric Granholm, PhD, Shaunna Morris, PhD, Erin Rogers, BA, Boris Vukov, MA

University of California, San Diego, and VA San Diego Healthcare System

Session 3:

CIRCADIAN CHANGES IN EEG THETA POWER BY YOSS PUPIL STAGE

Sharon L. Merritt, RN, MSN, EdD, Harold C. Schnyders, PhD, Minu Patel, MS and Maureen Smith, MS

Center for Narcolepsy Research, University of Illinois at Chicago, Chicago, IL

CAN'T SHAKE THAT FEELING: PUPILLARY AND FMRI ASSESSMENT OF SUSTAINED PROCESSING IN RESPONSE TO EMOTIONAL INFORMATION IN DEPRESSED INDIVIDUALS

Greg Siegle, PhD, University of Pittsburgh Medical School, VA Pittsburgh

Stuart Steinhauer, PhD, University of Pittsburgh Medical School, VA Pittsburgh

Michael Thase, MD, University of Pittsburgh Medical School

Cameron Carter, MD, University of Pittsburgh Medical School

THE 'FEAR-INHIBITED PUPILLARY LIGHT REFLEX' AND THE 'FEAR-POTENTIATED ACOUSTIC STARTLE RESPONSE': COMPARISON OF TWO LABORATORY MODELS OF HUMAN ANXIETY

E Szabadi, C M Bradshaw, P Bitsios

Division of Psychiatry, University of Nottingham

 

Session 4:

DILATION OF THE PUPIL VIA SYMPATHETIC AND PARASYMPATHETIC PATHWAYS DURING A CONTINOUS PROCESSING TASK

Stuart R. Steinhauer, PhD, Annette Kasparek, MS, Ruth Condray, PhD, Greg J. Siegle, PhD

Biometrics Research Program, VA Pittsburgh Healthcare System and WPIC, Dept. of Psychiatry, University of Pittsburgh School of Medicine;

SLEEPINESS OUTCOMES OF NARCOLEPSPY SUBJECTS ON TRADITIONAL STIMULANTS VERSUS MODAFINIL

Sharon L. Merritt, RN, MSN, EdD, Harold C. Schnyders, PhD, Boris Vern, MD, PhD, Barbara Berger, RN, PhD, Anna Stone, MS, and Fang Fang, MS

Center for Narcolepsy Research, University of Illinois at Chicago, Chicago, IL

THE FEAR-INHIBITED LIGHT REFLEX: IMPORTANCE OF THE AVERSIVENESS OF THE ANTICIPATED EVENT

P Bitsios*, E Szabadi, C M Bradshaw

Division of Psychiatry, University of Nottingham; *present address: Department of Psychiatry, University of Heraklion

Session 5:

THE LATENCY TIME OF THE PUPIL LIGHT REFLEX: INFLUENCE OF SAMPLING RATE, STIMULUS INTENSITY AND STIMULUS DURATION

Randy Kardon M.D. Ph.D. and Oliver Bergamin M.D.

Department of Ophthalmology and Visual Science, Veterans Administration Hospital and University of Iowa, Iowa City, Iowa.

LATENCY OF REFLEX PUPILLARY DILATION DURING GENERAL ANESTHESIA.

P Berry MD, MD Larson MD

Department of Anesthesia, University of California, San Francisco, CA 94143-0648

FORCED OSCILLATIONS OF THE AUTONOMIC NERVOUS BALANCE AND THEIR EFFECT ON PUPIL DIAMETER AND LIGHT SENSITIVITY OF THE PUPIL - A RE-EVALUATION

F. Thoss, B. Bartsch, H. Luedtke, D. Sandner

Carl Ludwig Institute of Physiology of the University Leipzig, Liebigstr.27, D-04103 Leipzig; Eye Clinics of the Universities Dresden and Tübingen

VIDEO-BASED RECORDING SYSTEM FOR THREE OCULAR FUNCTIONS

Hiroyuki Sakai1, Yasuo Ishigure2, Kazutsuna Yamaji3, Shiro Usui1

1. Department of Information & Computer Sciences, Toyohasi University of Technology, Toyohashi 441-8580, Japan

2. NTT Cyber Space Laboratories, NTT Corporation, Musashino 180-8585, Japan

3. Department of Ophthalmology, Wakayama Medical University, Wakayama 641-0012, Japan

 

Session 6:

Posters

The Loewenfeld Lecture: Learning from the Pupil, basic mechanisms and clinical applications

Professor John Barbur

Applied Vision Research Centre,

The City University, London

Session 7:

PUPIL STUDIES IN A PATIENT WITH PARINAUD'S SYNDROME - NEW INSIGHTS INTO THE ORGANISATION OF CENTRAL INHIBITION

Barbara Wilhelm1 and John L Barbur2

1 University Eye Hospital, Department of Physiology of Vision & Neuro-Ophthalmology, D-72076 Tübingen, Germany

2Applied Vision Research Centre, City University, Tait Building, Northampton Square, London EC1, England

THE TIME COURSE OF INTEROCULAR INHIBITION IN THE PRETECTAL NUCLEI.

M.L. Rosenberg and R. Clarke

New Jersey Neuroscience Institute. Edison, New Jersey.

EFFECT OF ASPHYXIA ON THE PUPIL OF BRAIN-DEAD SUBJECTS

Merlin Larson

Department of Anesthesiology, University of California, San Francisco

Session 8:

OCULAR AUTONOMIC INVOLVEMENT IN BOTULISM

Helmut Wilhelm

Pupil Research Group, University Eye Hospital, Dept. of Pathophysiology of Vision and Neuro-ophthalmology, Tübingen, Germany

CHANGES IN PUPILLARY LIGHT REFLEX AFTER BOTULINUM TOXIN THERAPY

Esther Bulang1, Rolf Fötzsch2 and Holger Lüdtke3

1 Eye Clinic of the District Hospital Radebeul, 2 Department of Neurology at the University Hospital Dresden, 3 University Eye Hospital, Dept. of Pathophysiology of Vision and Neuro-ophthalmology Tübingen, Germany

THE RELATIONSHIP BETWEEN RETINAL NERVE FIBER LOSS, RELATIVE AFFERENT PUPIL DEFECT, AND VISUAL FIELD LOSS IN OPTIC NEUROPATHY

Randy Kardon M.D. Ph.D., Oliver Bergamin M.D., and Susan Anderson B.S.

Department of Ophthalmology and Visual Science, Veterans Administration Hospital and UniverUse of uninitialized value in concatenation (.) or string at E:\listplex\SYSTEM\SCRIPTS\filearea.cgi line 455, line 162. sity of Iowa, Iowa City, Iowa.

PUPILLOGRAPHIC DIAGNOSIS OF HORNER'S SYNDROME

Holger Lüdtke, Miriam Schelling, Barbara Wilhelm, Helmut Wilhelm

Pupil Research Group, University Eye Hospital, Dept. of Pathophysiology of Vision and Neuro-ophthalmology, Tübingen, Germany

 

Session 9:

FUNCTION OF THE PUPIL IN VISION AND INFORMATION CAPACITY OF RETINAL IMAGE

Hirata, Yutaka 1, Yamaji, Kazutsuna 2, Sakai, Hiroyuki 3, Usui, Shiro 3

1 Dept. of Electronic Engineering, Chubu Univ. College of Engineering.

1200 Matsumoto-cho Kasugai Aichi 487-8501 Japan.

2 Dept. of Ophthalmology, Wakayama Medical Univ.

3 Dept. of Information and Computer Sciences, Toyohashi Univ. of Technology.

ADIE'S SYNDROME - TWO OBSERVATIONS

Helmut Wilhelm

Pupil Research Group, University Eye Hospital, Dept. of Pathophysiology of Vision and Neuro-ophthalmology, Tübingen, Germany

GREATER PUPILLARY ESCAPE DIFFERENTIATES CENTRAL FROM PERIPHERAL VISUAL FIELD LOSS

Oliver Bergamin M.D. and Randy Kardon M.D. Ph.D.

Department of Ophthalmology and Visual Science, Veterans Administration Hospital and University of Iowa, Iowa City, Iowa.

LOSS AND RECOVERY OF CHROMATIC AND ACHROMATIC SENSITIVITY IN PATIENTS WITH ACUTE OPTIC NEURITIS

Sancho Moro, Alister Harlow, Byron Lam*, M. Liu* and John L Barbur

Applied Vision Research Centre, City University, London, UK.

* Bascom Palmer Eye Institute1, 900 NW 17th Street, Miami, FL 33136;

Session 10:

Discussion of Pupillometry Standards: A Brief Guide for Pupillographers.

Some of the information that may be required when reporting studies of pupillary movements; being notes from a discussion held on 13.8.99, at the 23rd Pupil Colloquium, Nottingham, England

Helmut Wilhelm

Followed by the Business meeting

 

POSTERS:

TRANSIENT AND SUSTAINED MECHANISMS DRIVE THE PUPIL LIGHT REFLEX RESPONSE

John L Barbur, J A Harlow and Sancho Moro

Applied Vision Research Centre, City University, Tait Building, Northampton Square, London EC1V 0HB.

http://www.city.ac.uk/avrc

WHICH PART OF THE SHAPE OF THE PUPILLARY LIGHT REFLEX IS MOST DIAGNOSTIC?

Oliver Bergamin M.D. and Randy Kardon M.D. Ph.D.

Department of Ophthalmology and Visual Science, Veterans Administration Hospital and University of Iowa, Iowa City, Iowa.

THE EFFECT OF STIMULUS INTENSITY ON CONTRACTION AMPLITUDE IN SEPARATING PATIENTS FROM NORMAL SUBJECTS USING COMPUTERISED RECORDING OF THE PUPIL LIGHT REFLEX.

Randy H. Kardon MD PhD, Leigh Bassman BS

Department of Ophthalmology & Visual Sciences, University of Iowa, Iowa. Veterans Hospital, Iowa City, Iowa.

CHANGES IN OPTIC NERVE FUNCTION OVER TIME FROM UNILATERAL ELEVATIONS IN INTRAOCULAR PRESSURE MEASURED BY THE PUPIL LIGHT REFLEX

SC Anderson, BA; RH Kardon, MD, PhD; YH Kwon, MD, PhD; ML Pereira, MD

University of Iowa Ophthalmology and Visual Sciences and Veterans Administration, Iowa City, IA