Relevant terms and definitions: 1. Tympanogram: plots compliance changes of the Tympanic Membrane (TM) versus air pressure in the EAC Y-axis shows pressure gradient and X-axis shows…
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Pure Tone Audiogram and Interpretation
Relevant terms and definitions: 1. Pure tone: A single frequency sound 2. Audiometer: Equipment used to generate pure tones of varying frequency and loudness and…
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Acute Rhinosinusitis (ARS) : Clinical Guidelines
Definition: Symptomatic inflammation of the lining mucosa of nose and paranasal sinuses. Uncomplicated rhinosinusitis is defined as rhinosinusitis without clinically evident extension of inflammation outside the…
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Pediatric Xrays : Test I
As you have already read Systematic way of Reading Chest Xrays and few other xray lessons in epomedicine classes. Here is you first Skill test. We…
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Chest Xray – Approach to hilum
Hilum in human anatomy refers to the depression where structures such as blood vessels and nerves enter an organ. The structures contributing to hilar shadows…
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Chest X-ray – Pleural Effusion
Pleura is a mesothelial lined sac that envelopes the lungs and comprises of 2 membranous walls i.e. visceral pleura and parietal pleura that encloses pleural…
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Skin signs of Dermatomyositis: Heliotrope rash, Grotton papules and Shawl sign
Dermatomyositis is a connective tissue disorder characterized by chronic inflammation of voluntary muscles and skin. It is more common in women and the age of…
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Chest X-ray: Alveolar vs Interstitial Disease
Interstitium is the scaffolding that supports the alveolar walls and surrounds both the alveoli and the terminal bronchioles. Neither alveoli nor interstitium is visible on…
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