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Heart Conduction Defects - Articles

How does VSD affect the conduction system of heart which is dangerously close to it ? by Dr. Sangareddi V. Medical Doctor Posted Tue 15 Jun 2010 8:21am VSD is  the leading  cause  of   congential heart disease . The natural history is wide open , from totally asymptomatic  , incidentally detected in   childhood to a fulminant cardiac failure  and death in early  infancy . Many small VSDs get closed by year 10. None of the large VSDs close spontaneously.Few of the moderate sized VSD ... Read on »
How will you differentiate a wenkebach’s Mobitz type 1 AV block from type 2 second degree AV block if the conduction ratio is 2: by Dr. Sangareddi V. Medical Doctor Posted Wed 11 Nov 2009 10:01pm It is the classical description of wenkebach AV block type 1 there is progressive prolongation of PR interval followed by a blocked p wave and hence a dropped qrs complex. The usual conduction ratio for wenkebach AV block is 3:2 or 4:3 . It is well known wenkebach AV block is usually a benign form of AV conduction defect and it recovers sp ... Read on »
When to Suspect Lyme by Dr. Virginia S. Medical Doctor Posted Fri 12 Sep 2008 10:49am The most useful diagnostic reference: the “Bible” of Lyme medical literature. by John Bleiweiss, MD. The When To Suspect Lyme Disease essay: This essay, written by John D. Bleiweiss, M.D., in April, 1994 is very long, but also very comprehensive and helpful. Any doctor checking for Lyme disease would do well to read this essay first; any ... Read on »
ODD, Conduct Disorder, and Expectations by maeflye Posted Fri 22 May 2009 12:00am Lindy's comment yesterday said this I mean this very kindly, You might want to rethink the no responsibility tact.Your daughter should not be exempt from all her responsibilities because she is pregnant. In a round about way you are rewarding her. Once the baby is here, her responsibilities are going to increase 100 fold. Every decision s ... Read on »
Why left anterior fascicular block (LAFB) is more common than left posterior fascicular(LPFB) block ? by Dr. Sangareddi V. Medical Doctor Posted Thu 11 Feb 2010 6:04am The bundle of his divides into two Anterior fascicle Posterior fascicle Middle septal  fascicle* Middle fascicle * Many  dispute  it’s presence .  One may wonder how  can anatomy be  under  dispute  ? If you cut a heart you should be able to clear the dispute .  But medicine is not that simple . . . What you do not see m ... Read on »
When To Suspect Lyme Disease by Marjorie Tietjen Posted Fri 26 Jun 2009 7:10pm By John D. Bleiweiss, M.D. Traditionally, the public has been advised to suspect Lyme (LD) if a round or oval, expanding, red rash develops 3-32 days after a deer tick bite associated with or followed by a flu-like illness. This limited description will apply to only some cases. About 50% of patients do not recall one or more of tick bit ... Read on »
What is the difference between “Electrical wall motion defect” and “Mechanical wall motion defect” follo by Dr. Sangareddi V. Medical Doctor Posted Sun 30 May 2010 10:14am Regional wall motion defect( WMD) is the hall-mark of myocardial infarction.It can vary between complete akinseia to mild hypokinesia. The wall motion defect is a gross terminology which is used  to describe any abnormal motion of the ventricular   segments.Technically,  hypo,   hyper , dyskinetic , akinetic  ,  even any vigorous  movement ... Read on »
“Incomplete” left bundle branch block : Our knowledge is as incomplete as LBBB ! by Dr. Sangareddi V. Medical Doctor Posted Wed 07 Apr 2010 11:13pm LBBB is probably the most important  conduction defect of the heart .When we say LBBB , we visualize a  strikingly  wide bizarre qrs complex . Left bundle even though is considered  a discrete structure , the fascicles  make it a diffusely spread structure. Many varieties of LBBB with various degrees of involvement occur. Talking about ... Read on »
Ankylosing spondylitis by Yusuf Saleeby Medical DoctorFacebook Posted Wed 24 Jun 2009 2:05pm 1 Comment Ankylosing spondylitis is a chronic inflammatory disorder of multiple articular and para-articular structures that principally involves the axial skeleton. It usually affects the sacroiliac joints and the spinal facet joints of the vertebrae. It sometimes involves the appendicular skeleton as well, such as the joints of the greater trochanter, ... Read on »
Pregnancy Pee Linked to Kid's Bad Behavior: Phthalates, ADHD, Conduct Disorder, OH MY! by Dr. Polly Doctor of Philosophy Posted Wed 10 Feb 2010 12:39pm Pregnant Mom Alert #523: Clear out your cosmetics. Ditch the deodorant. Trash your toiletries. Contact your Congressperson. Phthalates, again! In your beauty regime.  Seems they harm your unborn baby's developing brain eventually turning them into aggressive, surly kids, maybe even criminals. So says a Mount Sinai study published online in thi ... Read on »