Added: 1 year ago
From: tomiwa007
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  • Doc, when I poop I kind of feel like something is bulging in my butt.

  • these are so informative, as a nursing student I thank you for these!!

  • OMG I THINK I'M IN LOVE!! MARRY ME!!! LOL

  • very interesting thanks

  • love the video really good

  • i enjoyed this vid

  • thank you tomi...

  • some really good stuff here

  • some great inforamtion here thanks

  • brilliant video

  • u are an awesome teacher!!^^

  • please I have another questions.... where is the blood for the portal system coming from...where is the source of blood?...I was thinking the system jut exchanges materials with the various parts of the gastrointestinal tract.....as in does blood move from the stomach, GI, spleen e,t,c into the venous system?????

  • Hey Tomiwa..please I have a question... since the portal system is a venous system, why is it that the veins on the right are blue( which suggests that it carries oxygenated blood) and the one of left are purple ( which suggests that it carries deoxygenated blood)...

  • thank u and well done, this video was really helpful

  • 1:02 sir, i think that you misunderstood the right lobe(blue) and the left lobe of the liver(purple). am i right sir? isn't the right lobe larger than the left one and the proportion is 1:6 :)

  • awesome! love your accent haha "feels like something is in my butt"

    .

  • Love it great explanation and fantastic video! Thank you for posting!

  • hi there, im a 1st year medical student from england and this helped me a lot! thank you so much, i was just wondering where you sourced this diagram from? it would really help if I could print off a copy for my notes.

    Thanks a lot

  • @amacka04 - Its from Netters atlas of human Anatomy book

  • Just wanted to say, THANK YOU from Australia. Am studying for my Pathophysiology and Pharmacology exam, and your lectures have made things so much clearer. THANK YOU!!!!

  • Good info, but please don't eat candy while you are lecturing.

  • Great work sir!!! Know that you have helped both med students and nursing students with your explanations.

  • the explanation was great .....i very thank full to you i have seen it just before my exam it really clears my basics without any unnecessary stuff ....thank you very much waiting for more videos...thank you ver very very much

  • thank you sooooooo much!!

  • My Thursday end of TP exam results thank you in advance.

  • @boirefish And your thursday end of TP exam results are what ;)

  • @EJ920 rofl. strong youtube stalk. or did you just happen across this vid as well xD?

  • Well explained mate, Great

  • Good Job makes me Understand my Dad's Condition of Stage 4 Cirrhosis alot better

  • great effort.really good thanx a lot

    dr.h.k.karmalkar

  • Pathology exam is on Friday. This video makes life easier-- Thank you very much!

  • Hi Alibaby78. thanks for posting these comments..surely helps a lot to compartmentalize and understand the etiology of cirrhosis! good job! thank you

  • Posthepatic - blockage of hepatic veins or venules Budd-Chiari syndrome (hepatic vein obstruction). Constrictive pericarditis. Right heart failure. Veno-occlusive disease of the smaller hepatic veins/venules (due to ingestion of pyrrolizidine alkaloids; antileukaemic drugs, radiation). Sclerosing hyaline necrosis. Other causes Increased hepatic blood flow: Increased splenic blood flow, e.g. massive splenomegaly. Hepatoportal arteriovenous fistula. Idiopathic (a diagnosis of exclusion).
  • Hepatic

    -Cirrhosis.

    -Chronic hepatitis.

    -Schistosomiasis.

    -Myeloproliferative diseases.

    -Idiopathic portal hypertension.

    -Granulomata, e.g. sarcoid.

    -Nodular (nodular regenerative hyperplasia, partial nodular transformation).

    -Toxins (arsenic, vinyl chloride).

    -Fibropolycystic disease (including congenital hepatic fibrosis).

  • Aetiology

    Causes can be divided into: prehepatic, hepatic and posthepatic. Cirrhosis is a common cause.

    Causes of portal hypertension

    Prehepatic - blockage of the portal vein before the liver

    -Congenital atresia or stenosis.

    -Portal-vein thrombosis (idiopathic, umbilical and portal sepsis, malignancy, hypercoagulable states, pancreatitis).

    -Splenic vein thrombosis.

    -Extrinsic compression, e.g. tumours.

  • Portal hypertension refers to abnormally high pressure in the hepatic portal vein. It is defined as a portal pressure of 12 mm Hg or more (compared with the normal 5-10 mm Hg).

  • I'm so proud of you...good work bro

  • very good

    

  • great vid, :D

    

  • Thanks for the wonderful comments...these  comments allows me to make more videos.

  • You should be a professor! Thanks for the great illustration!

  • You should be a professor! Thanks for the great illustration!

  • great vid!

    

  • Thank you so much extremely helpful!!!

  • very helpful .. thank you :)

  • you are welcome..please subcribe to my channel. thank you

  • very clear..thanks for posting bro :)

  • great video!!! very informative! thanks for posting this!

  • Hey, great video! Would you do one of these lectures on Heart Failure, in the next couple weeks?:) I suppose I could study HF (and I will), but this really helped to put everything in portal HTN together for me. Thanks!!!

  • I actually get it now, cheers from Oz.

  • thorough, thanks!

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