Wassup doc? ... the dawn of a new semester ...

May 30, 2009

Selective Acceptance: A Psychological Phenomenon




"Intelligent Design and AIDS Denialism: What do they have in common?

I am aware that this is an ad populum argument. What I propose is not the BEST option, but it is a better option than treating two sides of an issue as equally valid, just because there are lab coats on either side.

Even in science there are fringe elements. Knowing what is real and what is unsupported by evidence is a daunting task, but when 99.95% of scientists hold that the evidence supports one theory over another, it's a safe bet for the layman that the minor viewpoint hasn't met the burden of proof.

If you are motivated, read the papers either side have published in peer reviewed journals. That's the best solution by far."

"but when 99.95% of scientists hold that the evidence supports one theory over another, it's a safe bet for the layman that the minor viewpoint hasn't met the burden of proof." ... What are your opinions on this?

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May 26, 2009

Artificial And Natural Selection - Carl Sagan




Carl Edward Sagan, Ph.D. (1934-1996) was an American astronomer, astrochemist, author, and highly successful popularizer of astronomy, astrophysics and other natural sciences. He pioneered exobiology and promoted the Search for Extra-Terrestrial Intelligence (SETI).

He is world-famous for writing popular science books and for co-writing and presenting the award-winning 1980 television series "Cosmos: A Personal Voyage", which has been seen by more than 600 million people in over 60 countries, making it the most widely watched PBS program in history.

A book to accompany the program was also published. He also wrote the novel "Contact", the basis for the 1997 Robert Zemecki's film of the same name starring Jodie Foster.

During his lifetime, Sagan published more than 600 scientific papers and popular articles and was author, co-author, or editor of more than 20 books. In his works, he frequently advocated skeptical inquiry, secular humanism, and the scientific method.



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Genomics and the Future of Medicine - Francis Collins




The molecular understanding of disease has transformed the pharmaceutical industry. In the future, one can anticipate an increasing number of new drugs whose derivation depended upon a precise genomic understanding of disease. National Human Genome Research Director Dr. Francis Collins explains how genomics could play a role in medicine by improving public health.


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May 25, 2009

Cases I've Seen Last Week

Medicine

  • Gastritis
  • Anemia
  • Appendicitis
  • IBS
  • UTI
  • Constipation
  • URTI

Surgery

  • Lipoma
  • Hernia
  • Dermoid cyst

Pediatrics

  • Rhumatic Heart Disease
  • Gastrointeritis
  • Otitis Media
  • Pharyngitis
  • Rickets
  • Coup
  • URTI
  • Tonsilitis
  • Parasitic infection
  • Cerebral Palsy

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May 22, 2009

18 Minutes With An Agile Mind

This is one of those few talks that you won't forget for a long time.

Please watch and comment ...



Clifford Stoll could talk about the atmosphere of Jupiter. Or hunting KGB hackers. Or Klein bottles, computers in classrooms, the future. But he's not going to. Which is fine, because it would be criminal to confine a man with interests as multifarious as Stoll's to give a talk on any one topic. Instead, he simply captivates his audience with a wildly energetic sprinkling of anecdotes, observations, asides -- and even a science experiment. After all, by his own definition, he's a scientist: "Once I do something, I want to do something else."

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The TED Fellows Program



The TED Fellows program helps world-changing innovators from around the globe become part of the TED community and, with its help, amplify the impact of their remarkable projects and activities. Fellows are drawn from many disciplines that reflect the diversity of TED's members: technology, entertainment, design, the sciences, the humanities, the arts, NGOs, business and more.

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May 21, 2009

Animation: LASIK Eye Surgery



This medical animation depicts a LASIK procedure to correct near sightedness (myopia) of the eye

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Childbirth --- Stations of Presentation --- Animation



This time-lapse 3D medical animation shows the stations of presentation during labor and childbirth. 

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Vaginal Childbirth -- Animation



 ... also shown in detail is dilatation and effacement (thinning) of the cervix during childbirth contractions. 

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Laparoscopic Inguinal Hernia Repair -- Animation



This animation depicts the surgical repair of a direct, strangulated inguinal hernia using a laparoscope. 

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Phacoemulsification - Cataract Surgery



Phaco with pterygium & foldable lens ...

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Lasik Eye Surgery




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Cataract Surgery Animation

Phacoemulsification and extracapsular removal of a cloudy lens.





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TED talk: 10 Things You Didn't Know About Orgasm

The talk is a little cheesy. Watch is for your own amusement.



"Bonk" author Mary Roach delves into obscure scientific research, some of it centuries old, to make 10 surprising claims about sexual climax, ranging from the bizarre to the hilarious. (This talk is aimed at adults. Viewer discretion advised.)

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How to Communicate Your Strengths in a Job Interview



Learn how to communicate your strengths in a job interview with these tips.

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Simple precautions during grilling may reduce cancer risk



Memorial Day weekend is considered by many to be the official start of the summer grilling season. 

But recent research linking grilled meat and pancreatic cancer could drop the caution flag on some folks summer grilling. 

Experts say one reason for this cancer link is that the muscle proteins in beef, pork, chicken, even fish, can generate a cancer-causing reaction when they meet a hot grill. 


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May 18, 2009

Cardiovascular Exam Tutorial




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Thyroid Gland Exam Video



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Abdominal Examination Video



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Cardio Exam Video





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Eye Exam Video




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Vital Signs Video



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Ear Examination Video



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Match Day 2009



Diana Badillo was one of 82 medical students at Stanford who matched in March 2009. Watch the lead up to her match and the moment when she discovers where she is headed after graduation.


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May 17, 2009

Nephrotic Syndrome Made Simple



A nephrologist explaning nephrotic syndrome in simple terms.

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H1N1 Flu and Antiviral Drugs



This podcast discusses the use of antiviral drugs for treating and preventing the H1N1 flu virus.

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May 14, 2009

Fight Science

"Fight Science reveals the science behind mixed martial arts, special operations, and self-defense. Scientists analyze the unique fighting styles and techniques of UFC fighters and special operations military personnel under the most adverse circumstances."


Part one:



You can find the 10 parts here:
http://www.youtube.com/view_play_list?p=2E407B3A7624DE06

The oficial website:
http://channel.nationalgeographic.com/series/fight-science


The program has been heavily criticised for a number of things.

Lack of cultural diversity: All the weapons used in tests were from China, Japan or the Philippines. Weapons from Europe, the Middle East, Africa or the Americas were not included in the testing. Additionally the only styles from outside of Asia that were tested were Boxing, Capoeira, and Brazilian Jiujitsu (which is partially Japanese). Styles such as Sambo or Savate were not included.

Reinforcing myths: Fight Science has been accused of reinforcing martial arts myths rather than dispelling them. For example the experiment to prove that katanas are the best sword due to their ability to both cut and thrust was rigged, as the katana was only measured against two other swords, both of which were dedicated to either cutting or thrusting. Or when proving that the Muay Thai Knee strike was the most powerful kick (in spite of other styles having techniques that are exactly the same) the amount of power generated was not mentioned, but rather the show only went into detail of the injury caused, which it did for no other kick. (the amount force in a 35 mph crash is roughly 2200 lbs)

Lack of Historical Research: Fight Science has been accused of not having done sufficient historical research into the martial arts and weapons it tests. It is alleged that the Jian used for the weapons experiment was not of the type that was used in real combat, which were thicker and more ridged, but a modern type that is thinner and lighter so as to be better for doing forms and display.

Rewarding the experts who volunteered: It has been alleged that experiments were rigged to favour the styles of practitioners in the show, rather than being objective.

The Katana Test: The Test of the Katana's cutting power has drawn dramatic amounts of criticism. The test was against a ballistics gel cast of a human torso that had neither bones nor organs and was of completely consistent resistance, unlike a human body. It should also be noted that the test was conducted by Bren Foster, a Tae Kwon Do practitioner who has no great skill in the handling of the Katana.

Testing practitioners not style: It has been pointed out that it was the practitioners that were tested, and not the style itself. For example, taekwondo was regarded as having the best reflexes, however, this means only that the practitioner tested has better reflexes than all other practitioners, though other practitioners in other martial arts, who were not tested, may have better reflexes than the practitioner of taekwondo that was tested.

Related to the above point, the weight of each practitioner was not included in the analysis. Even though the boxer had the strongest punch, he was also the largest of the participants. They should have provided a “force of the strike”/”weight of the striker” ratio. The Kung-Fu practitioner had the “weakest” punch, but he was also the smallest participant and was only a one inch punch from the least distance.

The Back-kick that the Tae Kwon Do practitioner used to show the power of Tae Kwon Do are also used in Karate, Muay Thai (rarely used in the ring, but it is a part of the muay thai fighting style), Savate, Kung fu, kickboxing and most fighting styles.

Conclusion: watch it for entertainment not education!


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HIV: New facts and stunning data visuals



Hans Rosling unveils new data visuals that untangle the complex risk factors of one of the world's deadliest (and most misunderstood) diseases: HIV. He argues that preventing transmissions -- not drug treatments -- is the key to ending the epidemic.


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May 13, 2009

Children's Hospital: Cold Medications



Michael Shannon, MD, MPH, a pediatric emergency medicine physician and pharmacologist/toxicologist at Children's Hospital Boston, recently testified in front of the Federal Drug Administration (FDA) on the dangers of giving cough and cold medicines to children under age 6. In this interview Dr. Shannon discusses these dangers and offers advice to parents on how to safely treat their child with a cold.

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Weight Bias in Health Care



Overweight and obese patients frequently feel stigmatized in health care settings, and face stereotypes and prejudice from health care providers. 

These stigmatizing experiences (also called 'weight bias') jeopardize patients' emotional and physical health. 



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President Obama on Health Care Reform: Urgency and Determination



The President, Speaker Pelosi, and Leadership from the House of Representatives emerge from a meeting together with a new target on moving forward with health reform: pass legislation through the House by July 31st. The President speaks to the press in the South Drive at the Oval Office. May 13, 2009. 

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May 08, 2009

Subscribe To prep4md

You can subscribe to prep4md using a Feed Reader by clicking here.
If you rather subscribe to prep4md by Email, click here.
Please join me on twitter.

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How German Kids Learn About Evolution

Have A Look At How German Kids Learn About Evolution



1. Darwin And The Naked Apes: "Children Of Evolution"
Lyrics & Music: Michael Schmidt-Salomon
Vocals: Michael Schmidt-Salomon, Anke Beuth
Instruments & Mix: Guido Graveiro
Directed by: Ricarda Hinz

2. Susi Neunmalklug (Susie Smartypants)
Text: Michael Schmidt-Salomon
Illustrations: Helge Nyncke

3. Vive Darwin - the Puzzle
Evolution is so easy to grasp.


---------------------

What do you think?


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Deep Depression on Campus



For some people, college is four years of fun. Meanwhile, others suffer from severe college depression. 

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Introduction to Clinical Surgery --- Swellings In General



Lecture on swellings. It has been devised with medical students in mind.

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Introduction to Clinical Surgery -- Scrotal Swellings




A brief lecture on scrotal swellings. It has been devised with medical students in mind.


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Early Signs of Congential Heart Disease




Jared C. LaCorte M.D., FAAP, FACC Pediatric 


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What Is Fallot's Tetrology?

What Is Fallot's Tetrology and how do you treat it?




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Do you think this is excusable?



A 911 operator hangs up on a teenager several times because she is using the F word while her father is having a heart attack.

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Christine Laine, MD, MPH, FACP New Editor of Annals of Internal Medicine



The American College of Physicians has named Christine Laine, MD, MPH, FACP editor of its flagship journal, Annals of Internal Medicine. A former vice president and senior deputy editor of Annals, Laine succeeds Harold C. Sox, MD, MACP, who will retire in July. Laine will oversee an editorial staff housed at the ACP headquarters in Philadelphia.

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Forensic and Toxicology Midterm 401 MUST

10 MCQs

+ Write on the following:
  1. Types of skull fractures
  2. Cadaveric spasm and its differences from Rigor mortis
  3. Differences between cut and contused wounds
  4. Identification of the sex from the skull
  5. Treatment of alkaline corrosive poisoning


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Surgery Midterm 401 MUST

30 MCQs

+ sevaral cases


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May 06, 2009

Is Swine Flu Just A Media Hype?

Is Swine Flu blown out of proportion?

No it is not.

Watch this video that explains why swine flu is significant:





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What Are The Best Resources For Swine Flu On The Web?

These are the best and most reliable resources for swine flu on the web:





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May 05, 2009

All You Need To Know About Swine Flu

This is a 2 hour lecture from the University of Wisconson on Swine Flu.



Doctors Maki, Mejicano, and Olsen speak at the University of Wisconsin School of Medicine and Public Health about what you need to know concerning the recent panic over H1N1.

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May 04, 2009

Search For Swine Flu Vaccine



Clinical Vaccinologist Dr. Wilbur Chen, MD, an assistant professor of Medicine at the University of Maryland School of Medicine is interviewed by the Voice of America about swine influenza A-H1N1.

The World Health Organization says several laboratories around the world are developing a vaccination.


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May 01, 2009

How To Use Disposable Respirators



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What Is Swine Flu? - video from CDC



In this video, Dr. Joe Bresee with the CDC Influenza Division describes swine flu - its signs and symptoms, how it's transmitted, medicines to treat it, steps people can take to protect themselves from it, and what people should do if they become ill.


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Symptoms of Swine Flu - video from CDC



In this video, Dr. Joe Bresee, with CDC's Influenza Division, describes the symptoms of swine flu and warning signs to look for that indicate the need for urgent medical attention.


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Becoming a Doctor: Urology



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Becoming a Doctor: Medicine-Pediatrics



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Becoming a Doctor: Psychiatry



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Becoming a Doctor: General Surgery





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Becoming a Doctor: Neurosurgery



What specialty do you have in mind?

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Am I Good Enough To Practice Medicine?

Today someone posted this question on the forum:

Laststep: "is anyone scared how they'll survive residency? is anyone scared they'll be alot of mistakes they'll end up making? is anyone scared they're not competent enough to take care of someone else's life? i question myself everyday. am i good enough?"

and one of the senior memebers replied:

arlete: "a lot in Medicine is about common sense. Or it feels like it, after so many years of study. We are mostly impressed by the doctors who know dozens of differential diagnosis and the latest scientific developments, but the patients really want us to solve their problems and show that we really care. And their problems will more often be a pneumonia, a biliary colic or hypertension, not Von-Hippel-Lindau syndrome.

So: I'm not saying being a doctor is easy. A doctor who sees a patient with a monoocular conjunctivitis needs to test the pupillary reaction to be sure it's not an acute angle glaucoma. If he does not think outside the box, he may miss a Brugada syndrome. BUT, trust me, most of us already have what it takes, for most of the cases. We just have to be modest enough to know when we don't know and ask for help instead of trying to prove ourselves to others and keep our ego intact. 

So, when in doubt, take advantage of the fact that you are still on training mode."

You can check out the thread here:


What do you think? Are you good enought?


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