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Tag: MD Question Bank

Cleft lip
Jul 18
2017

Classify craniofacial anomalies according to national specialist commissioning advising group (NSCAG)?

Craniofacial clefts.. Craniofacial dysostosis. Craniosynostosis. Encephalocele. Overgrowth, undergrowth or dysraphia associated with unilateral or bilateral orbital  dystopia or displacement. Any other complex anomaly where specialist feel that the expertise present

Facial Nerve Palsy
Jul 18
2017

Descrbe briefly House-Brackman Grading system of facial nerve paralysis.

The most commonly used clinical grading scale is the House Brackmann (HB) facial nerve grading system which has proposed a six point scale for reporting the result of surgery for

tracheomalacia
Jul 18
2017

List the causes of tracheomalacia?

Tracheomalacia can be associated with a variety of congenital anomalies, including cardiovascular defects, developmental delay, esophageal anomalies, and GER. It can be caused by a diffuse process of congenital origin

Tracheal stenosis
Jul 18
2017

Write the causes of tracheal stenosis? Mention different options of treatment.

Congenital causes: Longer-segment congenital tracheal stenosis is generally due to complete tracheal rings which are fused posteriorly and may be fused together to form a cartilage plate. (stove-pipe trachea or

Laryngomalacia
Jul 18
2017

What is laryngomalacia? How do you classify laryngomalacia? How do you diagnose a child with laryngomalacia?

DEFINITION: Laryngomalacia in the congenital disorder of the larynx characterized by partial/ complete collapse of the supraglottic structures on inspiration. It is the most common cause of congenital stridor. TYPES

Facial nerve
Jul 18
2017

Write down the difference in the anatomical relationship of facial nerve in adult and children.

At birth, the normal temporal bone has no mastoid process process and an incomplete tympanic ring. The ‘U’ shaped tympanic ring has nodular prominence on each arm, which separates the

tympanic membrane
Jul 18
2017

Write down the embryological development of all 3 layer of Tympanic Membrane?

The tympanic membrane is formed by the opposition of two epithelia provided by External Auditory Canal (EAC)  and the middle ear cavity, with the fibrous layer between them. Embroyologically originates

embryology of middle ear
Jul 18
2017

How does middle ear cleft develop embroyologically?

The middle ear cleft consist of The tympanic cavity, The Eustachian tube and The mastoid air cell system. During early embryonic life in the mesenchyme surrounding the pharynx, five or

Blood supply of cochlea
Jul 18
2017

Describe the blood supply of cochlea?

Labyrinthine artery(branch of anterior cerebellar artery) Common cochlear artery Main cochlear artery (80% of cochlea) Vestibule cochlear artery Branch to cochlea (20% of cochlea) Posterior vestibular artery (saccule, Posterior semi

Jul 18
2017

How does the cochlea change a mechanical sound wave into an electrical impulse?

After the mechanical conduction of the sound stimulus from the environment to the external ear and middle ear, the transmitted sound energy from the oval window to the inner ear

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