West’s Zones

Sep 23, 2017 by in Uncategorized Comments Off on West’s Zones

Fig. 76.1 1. What does the above image depict, and what are the pressure profiles in the zones?   2. Describe the factors that affect pulmonary vascular resistance [1].  …

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Frank-Starling Curve

Sep 23, 2017 by in Uncategorized Comments Off on Frank-Starling Curve

Fig. 75.1 Depicted above is a family of cardiac function curves representing a ventricle under various conditions. Point A represents baseline cardiac function with normal preload; points A1 and A2…

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CIED: Interrogation

Sep 23, 2017 by in Uncategorized Comments Off on CIED: Interrogation

Fig. 72.1 You are contacted about a 61-year-old female patient who is starting a course of electroconvulsive therapy (ECT) for depression the following day. She has been a nursing home…

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Urine Testing

Sep 23, 2017 by in Uncategorized Comments Off on Urine Testing

By definition, FENa is the ratio between the quantity of Na excreted in the urine relative to the amount filtered at the glomerulus. Measuring urine sodium concentration alone is not…

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Abdominal X-Ray

Sep 23, 2017 by in Uncategorized Comments Off on Abdominal X-Ray

Fig. 61.1 X-ray of an appropriately placed feeding tube Questions 1. What are the indications for a feeding tube placement?   2. Name some methods available to confirm appropriate placement…

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Ultrasound I

Sep 23, 2017 by in Uncategorized Comments Off on Ultrasound I

Fig. 58.1 Ultrasound image of the brachial plexus in the supraclavicular location, a needle is seen injecting a pool of local anesthetic A 50 kg patient receives a supraclavicular peripheral…

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MRI Spine

Sep 23, 2017 by in Uncategorized Comments Off on MRI Spine

Fig. 51.1 T1 and T2 MR image of the thoracic spine. (a) T1-weighted MR image of the thoracic spine in the axial view. (b) T1-weighted MR image of the thoracic…

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CXR II

Sep 23, 2017 by in Uncategorized Comments Off on CXR II

Fig. 45.1 Chest x-ray (AP view) 1. Name some causes for the changes seen in the image?   2. What’s the most valuable x-ray finding used to help differentiate the etiology…

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ECG IV

Sep 23, 2017 by in Uncategorized Comments Off on ECG IV

Fig. 20.1 ■ Answers 1. The image shows a 12-lead ECG with pacing spikes before P waves (a spike) and QRS complexes (v spike), at a rate of 60/min indicating…

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Blood Gas: Fetal

Sep 23, 2017 by in Uncategorized Comments Off on Blood Gas: Fetal

  Umbilical artery Umbilical vein pH 7.27 7.34 PCO2 (mmHg) 50 40 pO2 (mmHg) 20 30 Bicarbonate (mEq/L) 23 21 Base excess (mEq/L) −3.6 −2.6 During oxidative metabolism, carbonic acid…

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