Astigmatism Correction

May 26, 2017 by in OPHTHALMOLOGY Comments Off on Astigmatism Correction

  C≤0.25 D 0.25 D < C ≤0.5 D 0.5 D < C ≤0.75 D 0.75 D < C ≤1 D 1 D < C ≤1.25 D 1.25 D < C ≤1.5 D 1.5 D < C ≤2 D 2 D < C ≤3 D 3…

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Adjunctive Endonasal Procedures with Dacryocystorhinostomy

May 26, 2017 by in OPHTHALMOLOGY Comments Off on Adjunctive Endonasal Procedures with Dacryocystorhinostomy

Acute rhinosinusitis (<4 weeks duration)  Bacterial  Viral  Invasive fungal (immunocompromised patients) Recurrent acute rhinosinusitis (each episode <4 weeks) Subacute rhinosinusitis (4–12 weeks duration) Chronic rhinosinusitis (can be a combination of…

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Lacrimal Trauma and Its Management

May 26, 2017 by in OPHTHALMOLOGY Comments Off on Lacrimal Trauma and Its Management

1. Mechanical  (a) Penetrating   (i) Direct: lacerations from sharp objects   (ii) Indirect: lacerations from high-impact blunt objects: punch, hard balls and objects, blunt weapons, etc.  (b) Avulsions 2. Thermal 3….

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Disorders of the Upper Lacrimal System

May 26, 2017 by in OPHTHALMOLOGY Comments Off on Disorders of the Upper Lacrimal System

Fig. 11.1 Schematic diagram showing the development of lacrimal system between the maxillary and frontonasal process (Photo Courtesy: Dr. Himika Gupta) Fig. 11.2 Schematic diagram showing the out-budding of solid…

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Primary Acquired Nasolacrimal Duct Obstruction (PANDO) and Secondary Acquired Lacrimal Duct Obstructions (SALDO)

May 26, 2017 by in OPHTHALMOLOGY Comments Off on Primary Acquired Nasolacrimal Duct Obstruction (PANDO) and Secondary Acquired Lacrimal Duct Obstructions (SALDO)

Fig. 13.1 Infective canaliculitis: an example of an infectious SALDO Fig. 13.2 Punctal and canalicular abscess Fig. 13.3 CT scan, coronal plane showing extensive pan-sinus and lacrimal involvement by aspergillosis…

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