Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Angle Closure Glaucoma: Treatment01:28

Angle Closure Glaucoma: Treatment

964
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
964

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The effects of netarsudil ophthalmic solution on the expression of genes involved in fibrogenesis in orbital fibroblasts of patients with thyroid eye disease.

Molecular biology reports·2026
Same author

Follow-up compliance post-eyelid laceration evaluation at the emergency department: a retrospective analysis of predicting factors.

Orbit (Amsterdam, Netherlands)·2026
Same author

Frontalis flap advancement versus PTFE (Gore-Tex) frontalis sling operations in the management of congenital blepharoptosis.

Journal of AAPOS : the official publication of the American Association for Pediatric Ophthalmology and Strabismus·2026
Same author

Nanoperlite Particles Enhance Fibrogenesis in Thyroid Orbital Fibroblasts: A Potential Activated Cell Source for Ocular Tissue Engineering.

BioMed research international·2026
Same author

Congenital nasolacrimal duct obstruction and amblyogenic risk factors: a systematic review of the evidence and controversies.

Orbit (Amsterdam, Netherlands)·2026
Same author

Association of blood miR-15a, miR-146a and miR-200b levels with stages of diabetic retinopathy.

Scientific reports·2025

Related Experiment Video

Updated: Nov 29, 2025

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity
05:46

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity

Published on: September 20, 2024

654

Postoperative Blepharoptosis After Pars Plana Vitrectomy Procedure.

Parya Abdolalizadeh1, Mohsen Bahmani Kashkouli, Khalil Ghasemi Falavarjani

  • 1Eye and Skull Base Research Centers, The Five Senses Institute, Rassoul Akram Hospital, Iran University of Medical Sciences, Tehran, Iran.

Ophthalmic Plastic and Reconstructive Surgery
|November 24, 2020
PubMed
Summary

Blepharoptosis (droopy eyelid) affects nearly half of patients after pars plana vitrectomy (PPV), with 11% experiencing persistent issues. No specific surgical factors were found to significantly influence this outcome.

More Related Videos

Iris Fixation via External Pentagram Suturing
05:22

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

1.6K
Subretinal Implantation of RPE on a Carrier in Minipigs: Guidelines for Preoperative Preparations, Surgical Techniques, and Postoperative Care
11:06

Subretinal Implantation of RPE on a Carrier in Minipigs: Guidelines for Preoperative Preparations, Surgical Techniques, and Postoperative Care

Published on: November 11, 2022

3.1K

Related Experiment Videos

Last Updated: Nov 29, 2025

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity
05:46

Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity

Published on: September 20, 2024

654
Iris Fixation via External Pentagram Suturing
05:22

Iris Fixation via External Pentagram Suturing

Published on: May 5, 2022

1.6K
Subretinal Implantation of RPE on a Carrier in Minipigs: Guidelines for Preoperative Preparations, Surgical Techniques, and Postoperative Care
11:06

Subretinal Implantation of RPE on a Carrier in Minipigs: Guidelines for Preoperative Preparations, Surgical Techniques, and Postoperative Care

Published on: November 11, 2022

3.1K

Area of Science:

  • Ophthalmology
  • Surgical Outcomes
  • Oculoplastics

Background:

  • Pars plana vitrectomy (PPV) is a common intraocular surgery.
  • Postoperative complications, including eyelid abnormalities, can impact patient quality of life.
  • Understanding the incidence and risk factors for blepharoptosis after PPV is crucial for patient counseling and management.

Purpose of the Study:

  • To determine the frequency of blepharoptosis following pars plana vitrectomy (PPV).
  • To identify factors that may influence the occurrence of blepharoptosis after PPV.

Main Methods:

  • A prospective study enrolled 57 patients (60 eyes) undergoing PPV from October 2016 to June 2018.
  • Measurements included upper eyelid margin reflex distance (MRD1 and MRD2), eyelid crease height, and levator function, assessed preoperatively and postoperatively (1 month and ≥6 months).
  • Clinical ptosis was defined as ≥0.5 mm drop in MRD1, and clinically significant ptosis as ≥2 mm drop.

Main Results:

  • Overall, 47.2% of patients experienced clinical ptosis, and 11.3% had clinically significant ptosis at the last follow-up (≥6 months post-PPV).
  • No significant changes were observed in MRD2 or eyelid crease height post-surgery.
  • Surgeon's experience level, duration of the procedure, and other assessed variables did not significantly correlate with the frequency of ptosis.

Conclusions:

  • A notable proportion of patients develop persistent, clinically significant blepharoptosis after pars plana vitrectomy.
  • This study found no specific surgical variables significantly associated with the development of persistent postoperative ptosis following PPV.