EKG Basics and Interpretation - part 4 pps

... argument inside. 220 8. VECTOR RANDOM VARIABLES 1), and if cov[x, y] = 0, then x and y are independent. (I.e., in this respect indicator variables have similar properties as jointly normal random ... independent.  Problem 136. If the vector random variables x and y have the property that x i is independent of every y j for all i and j, does that make x and y independent random v...

Ngày tải lên: 04/07/2014, 15:20

... multitude of languages and technologies, including JavaScript, Java, PHP, C#, C++, and so on. In this chapter, you will see how to use the DOM with both JavaScript and PHP. The DOM has the ability ... standards can be found at http://www.w3.org/QA/2002/ 04/ Web-Quality. You can find a useful explanation of the DOCTYPE element at http://www.alistapart.com/stories/doctype/. The deb...

Ngày tải lên: 04/07/2014, 17:20

... on clinical grounds by the absence of spasticity and confirmed by EMG and nerve conduction tests. Chapter 023. Weakness and Paralysis (Part 4) Hemiparesis Hemiparesis results from an ... paralyses," consisting of ipsilateral cranial nerve signs and contralateral hemiparesis (Chap. 3 64). The absence of cranial nerve signs or facial weakness suggests that...

Ngày tải lên: 06/07/2014, 13:20

... skin and soft tissue infections, sepsis CNS infections: meningitis, encephalitis, brain abscess Endocrinologic conditions Hyperthyroidism, hypothyroidism Chapter 026. Confusion and Delirium ... history and physical examination, while others require confirmation with laboratory studies, imaging, or other ancillary tests. A large, diverse group of insults can lead to deli...

Ngày tải lên: 06/07/2014, 13:20

... is elevated at 30 mmol/L, indicating a mixed metabolic alkalosis and metabolic acidosis. A mixture of high-gap acidosis and metabolic alkalosis is recognized easily by comparing the differences ... (ABG) and electrolytes simultaneously. 2. Compare [HCO 3 - ] on ABG and electrolytes to verify accuracy. 3. Calculate anion gap (AG). 4. Know four causes of high- AG acidosis...

Ngày tải lên: 06/07/2014, 15:21

... particularly SHBG; (3) impairment of the peripheral conversion of androgen precursors to active androgen; and (4) inhibition of androgen action at the target tissue level. Attenuation of hair ... the steps in the pathway of androgen synthesis and action: (1) suppression of adrenal and/ or ovarian androgen production; (2) enhancement of androgen-binding to plasma- binding proteins,...

Ngày tải lên: 06/07/2014, 20:20

... Chapter 061. Disorders of Granulocytes and Monocytes (Part 4) Figure 61-8 Neutrophil travel through the pulmonary capillaries ... monocyte accumulation occurs within 6–12 h of initiation of inflammation. Neutrophils, monocytes, microorganisms in various states of digestion, and altered local tissue cells make up the ... chemokine fractalkine attracts neut...

Ngày tải lên: 07/07/2014, 01:20

... prostate, lung, breast, and colon cancer cells in vitro. Clinical trials of telomerase vaccines are underway. Chapter 080. Cancer Cell Biology and Angiogenesis (Part 4) Telomerase DNA ... epithelium, and germ cells) that require extensive cell division to maintain tissue homeostasis. More than 90% of human cancers express high levels of telomerase that prev...

Ngày tải lên: 07/07/2014, 01:20

... with torrential rain and high winds capable of causing widespread damage on land as well as I 94 DICTIONARY OF TRAVEL, TOURISM AND HOSPITALITY in an integrated and complimentary way, e.g., a number of hotels ... Greenland) and Norway. Kroon Unit of currency of Estonia. Kuna Unit of currency of Croatia. Kwacha (K) Unit of currency of Malawi and Zambia. Kw...

Ngày tải lên: 05/08/2014, 13:20

... QRS ã Small r-waves begin in V1 or V2 and progress in size to V5. The R-V6 is usually smaller than R-V5 ã In reverse, the s-waves begin in V6 or V5 and progress in size to V2. S-V1 is usually ... right and left atria, and it is common to see notched or biphasic P waves of right and left atrial activation ã P duration < 0 .12 sec ã P amplitude < 2.5 mm EKG Basics...

Ngày tải lên: 13/08/2014, 15:20

... is called bradycardia and a rate of above 90 bpm is called tachycardia ã Inherent rate of different ectopic foci: Atria 6 0-8 0/min – AV junction 4 0-6 0/min – Ventricles 2 0-4 0/min Atrial Fibrillation ã ... or straight upward ST segment elevation is abnormal and suggests transmural injury or infarction Interpretation ã 1. Rate ã 2. Rhythm and Blocks ã 3. Axis ã 4....

Ngày tải lên: 13/08/2014, 15:20

... The atrial rate is usually about 30 0/min, but may be as slow as 15 0-2 00/min or as fast as 40 0-4 50/min. ã Untreated A-flutter often presents with a 2:1 A-V conduction ratio. This is the most ... class="bi x0 y0 w0 h0" alt="" Wolf-Parkinson-White Atrial Flutter ã Regular atrial activity with a "clean" saw-tooth appearance in leads II, III, aVF, and usually discrete...

Ngày tải lên: 13/08/2014, 15:20

... late rightward forces

Ngày tải lên: 13/08/2014, 15:20

... mm (women) Atrial Enlargement ã Right atrial enlargement P wave amplitude >2 .5 mm in II and/ or >1 .5 mm in V1 ã Left atrial enlargement P wave duration > 0.12s in frontal plane (usually ... points QRS duration 0.09 sec 1 point Delayed intrinsicoid deflection in V5 or V6 (>0. 05 sec) 1 point diagnostic > ;5 points; probable 4 points QRS Axis ã Average direction of...

Ngày tải lên: 13/08/2014, 15:20

... V1-V3 (V4), ST changes ã Anterior MI (similar changes, but usually V1 is spared; if V 4 -6 involved call it "anterolateral") ã High Lateral MI (typical MI features seen in leads I and/ or ... Family of MIs ã Inferior MI: Q waves and evolving ST-T changes in leads II, III, aVF ã True posterior MI: ECG changes are seen in anterior precordial leads V 1-3 , but are the mirro...

Ngày tải lên: 13/08/2014, 15:20