Deep Tendon Reflexes - A Definitive Guide

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  • เผยแพร่เมื่อ 5 มิ.ย. 2024
  • A review of the deep tendon reflexes (a.k.a. muscle stretch reflexes), including how to check and document them, and common etiologies of reflex abnormalities.
    #reflexes #neurology #physicalexam #physicaldiagnosis

ความคิดเห็น • 112

  • @soenduldulao7457
    @soenduldulao7457 2 ปีที่แล้ว +49

    5:46 - Biceps
    6:28 Brachioradialis
    8:16 - Triceps
    9:25 - Patella
    10:13 - Ankle

  • @cornelbacauanu1544
    @cornelbacauanu1544 3 ปีที่แล้ว +37

    This is the best explanation of Deep Tendon Reflexes I ever saw. This is the true art and science of Medicine. Thank you .

    • @zuneid375
      @zuneid375 3 ปีที่แล้ว

      I wanted to right exact the same thing

  • @abhijitchatterjee7408
    @abhijitchatterjee7408 3 ปีที่แล้ว +3

    Your videos on different topics are of great help to all. They are the best guides. Thanx.

  • @doctorjoy6686
    @doctorjoy6686 3 ปีที่แล้ว +18

    Thank you Dr. Eric. I can see how much effort you put in to explain each and every topic so clearly and with so many references. I have great respect for you. I'm a resident in internal medicine in Kashmir. We still use the notation on our patient files routinely here.

  • @stomecek
    @stomecek 3 ปีที่แล้ว +1

    It’s like you read my mind! I really needed this thank you for breaking it down.

  • @reyluna9859
    @reyluna9859 3 ปีที่แล้ว +3

    Love your videos Dr. Strong. I am a nurse practitioner student and they are very helpful. Keep up the good work.

  • @Fxhealth
    @Fxhealth 3 ปีที่แล้ว +1

    Great as always Dr. Strong

  • @Tremis77
    @Tremis77 3 ปีที่แล้ว +5

    The metal at the end caught me off guard! Good taste. Very informative info on reflex testing as well.

  • @hasanh.s5381
    @hasanh.s5381 ปีที่แล้ว

    Just came to say I love definitive guides.

  • @EmmyZanoon
    @EmmyZanoon 2 ปีที่แล้ว +1

    The best teaching video I ever watched
    Thank you very much

  • @Justice-101
    @Justice-101 10 หลายเดือนก่อน +1

    Thank you so much. You made it look very easy.

  • @SKARTHIKSELVAN
    @SKARTHIKSELVAN 3 ปีที่แล้ว

    Thanks for putting efforts in making these useful videos.

  • @user-lz1nh6dz2q
    @user-lz1nh6dz2q ปีที่แล้ว +1

    This is best explanation I ever saw in my study
    Thanks soooooo match doctor
    You are such amazing ❤❤

  • @ME-id7nz
    @ME-id7nz 2 ปีที่แล้ว

    amazing as usual, thanks a lot doctor.

  • @StrongMed
    @StrongMed  3 ปีที่แล้ว +43

    We aren't able to film at the med school at the moment, so we improvised a little.

    • @sim_aware
      @sim_aware 3 ปีที่แล้ว

      This was great! Thanks!

    • @rumit9946
      @rumit9946 2 ปีที่แล้ว +2

      Thank you to your wife for volunteering 😅

    • @StrongMed
      @StrongMed  2 ปีที่แล้ว +4

      @@rumit9946 I think she said this was the last time...

  • @lorriemacierz3698
    @lorriemacierz3698 2 ปีที่แล้ว

    Great video of all those I watched on DTR. Thank you.

  • @gulsaquib961
    @gulsaquib961 ปีที่แล้ว

    Thank you for this extremely helpful tutorial

  • @rehabkhalil8834
    @rehabkhalil8834 ปีที่แล้ว

    Super helpful! Very clear examination and testing. Many thanks!

  • @khanabualamkhan4800
    @khanabualamkhan4800 3 ปีที่แล้ว

    Thank you dr eric for this very informative channel

  • @tokafarouk4923
    @tokafarouk4923 2 ปีที่แล้ว

    Thank you for this amazing video!

  • @zuneid375
    @zuneid375 3 ปีที่แล้ว

    Best video on reflex ever

  • @xBassel92x
    @xBassel92x 3 ปีที่แล้ว

    Thank you very much Dr. Strong.

  • @brettp_DO
    @brettp_DO ปีที่แล้ว +1

    Great tips on eliciting the achilles reflexes from the supine position.. Almost all of my patients are supine on the ED cot, and I struggle to get a response from my patients often.

  • @caalaaramadanofficial2037
    @caalaaramadanofficial2037 3 ปีที่แล้ว +1

    Thanks its excellent presentation

  • @sitharabasheer
    @sitharabasheer ปีที่แล้ว

    Excellent demonstration .. thankyou very much Sir

  • @MedicalBroadcast
    @MedicalBroadcast 2 ปีที่แล้ว

    Very informative. Thanks for sharing.

  • @arwarustom7623
    @arwarustom7623 ปีที่แล้ว

    This is amazing!! Thank you

  • @obiwan922
    @obiwan922 10 หลายเดือนก่อน

    excellent lecture!

  • @AhmedMohamed-dn4kk
    @AhmedMohamed-dn4kk ปีที่แล้ว +1

    Highly recommended 👌

  • @nurefsan5977
    @nurefsan5977 2 ปีที่แล้ว

    Thank you so much. I have an exam next week and this was actually so helpfull,💞

  • @nickgowen7737
    @nickgowen7737 3 ปีที่แล้ว +6

    Great job Dr. Strong. As usual, this video on reflex exam far exceeds any learning experience I had on reflexes (lecture, textbook, or other video). I find the most common problem with the reflex exam in my trainees is total absence of reflex exam. Absence of exam, in turn, is likely caused in large part by lack of adequate understanding of and confidence with the exam, which this video can correct.
    Also, I'm buying a Babinski hammer on your recommendation. I'll be interested to see if it improves my reflex exam skills and/or on the fly neurological exam teaching.

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +1

      Thanks for the kind words Dr. Gowen. I completely agree on the lack of reflex testing being associated with a lack of confidence - applies to much of the physical exam! I hope the Babinski turned out to be a good investment!

  • @dipaksatapara4101
    @dipaksatapara4101 3 ปีที่แล้ว

    Very informative sir.
    Thanks !

  • @smittyjohn343
    @smittyjohn343 3 ปีที่แล้ว

    Thank you Dr. Strong

  • @piyushchaudhary502
    @piyushchaudhary502 ปีที่แล้ว

    Thank you so much Sir for Informational video🙏🙏

  • @piotr5349
    @piotr5349 3 ปีที่แล้ว +5

    Among students in Germany Trömner reflex hammer is very common. We also learn about tibialis posterior reflex (L5/S1) and Trömner reflex (C7/C8). Not sure if relevant in clinical practice. Definitely one of your coolest videos :)

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +5

      As an American non-neurologist, I've never seen either of those checked in practice, though I wouldn't infer that means they shouldn't be. I'm not familiar enough with them to have an opinion.

    • @SavasMD
      @SavasMD ปีที่แล้ว +3

      @@StrongMed real educated men answer like this. nice man

  • @mickeysingh7443
    @mickeysingh7443 3 ปีที่แล้ว

    Thank you sir you are my role model

  • @sdharun1669
    @sdharun1669 ปีที่แล้ว

    Thank you for your wonderful explanation about reflexes sir you had given a complete understanding explanation sir....thank you so much sir...same way I am expecting all clinical methods to learn from you sir🙏🏽🙏🏽🙏🏽🙏🏽

  • @1Billi0naire
    @1Billi0naire ปีที่แล้ว

    Thanks Dr. Strong

  • @ruili4634
    @ruili4634 3 ปีที่แล้ว

    Thank you very much!

  • @sokhengung7983
    @sokhengung7983 3 ปีที่แล้ว

    The best Video

  • @user-wz5mj1gc6t
    @user-wz5mj1gc6t 2 ปีที่แล้ว

    this video is very helpful :) thanx

  • @deepwithin6517
    @deepwithin6517 ปีที่แล้ว

    Thank you so much 💕

  • @cynthiaserrano8078
    @cynthiaserrano8078 ปีที่แล้ว +1

    Thank you. So very helpful. Awesome video. Sorry I bought the Taylor hammer. LOL! But I got the Queen square now.

  • @lavindubatugedara4796
    @lavindubatugedara4796 11 หลายเดือนก่อน

    Thank you sir.❤

  • @theresecouture5903
    @theresecouture5903 3 ปีที่แล้ว

    very helpful thank you rmt student have a great day.

  • @killua9982
    @killua9982 ปีที่แล้ว

    Thank you very much

  • @musiqal333
    @musiqal333 3 ปีที่แล้ว +3

    Oh no, I have the Taylor hammer only, and I'll be in emergency medicine rotations today. 🤦🏾‍♂️🤦🏾‍♂️🤦🏾‍♂️

  • @entertainmentforyou9672
    @entertainmentforyou9672 3 ปีที่แล้ว +1

    Nice explain

  • @user-yj6nb2xl3g
    @user-yj6nb2xl3g 2 ปีที่แล้ว

    amazing

  • @drmalleshhnelajeri4522
    @drmalleshhnelajeri4522 2 ปีที่แล้ว

    Thank you sir

  • @lujain217
    @lujain217 2 ปีที่แล้ว

    The best ever

  • @amiinhaadi715
    @amiinhaadi715 3 ปีที่แล้ว

    Thanks Dr Eric I love you so much you really help me alot I love Aproach Series
    I appreciate
    From SOMALIA

    • @dryarisow5782
      @dryarisow5782 3 ปีที่แล้ว +1

      magacaga ka garty ina somalia thy ✌

    • @amiinhaadi715
      @amiinhaadi715 3 ปีที่แล้ว

      Aaad iyo aaad yariisow

  • @FootballReins
    @FootballReins 3 ปีที่แล้ว +1

    Start a series on CVS or Neurological system

  • @fredastaire6156
    @fredastaire6156 3 ปีที่แล้ว

    I am learning so much from these videos! Dr. Strong, do you have a Patreon page, by chance?

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +3

      I do: www.patreon.com/strongmedicine. Unfortunately, it's been dormant since COVID hit. With remote schooling my kids and helping to redesign our med school's curriculum to virtual format only, I had to free up bandwidth, and my Patreon was a casualty of that. With US COVID cases surging (with hosptial census now high), and kids still at home, I haven't been able to give it any attention.

  • @dailydoseofmedicinee
    @dailydoseofmedicinee 3 ปีที่แล้ว +2

    When reflex responses are absent this could be a clue that the spinal cord, nerve root, peripheral nerve, or muscle has been damaged👍

  • @XoXoNurseKy
    @XoXoNurseKy 2 ปีที่แล้ว

    What a great explanation! Thank you. What would you suggest using if none of the suggested options are available? For instance, I work in HEMS and have to elicit DTRs for my high risk OB transports. This is an extremely difficult environment to test DTRs, and reflex hammers and other devices like that are not readily stocked or available. Would the handle of shears work? Or some other easily available object?

    • @StrongMed
      @StrongMed  2 ปีที่แล้ว +2

      Wow, I haven't before had to consider eliciting reflexes in a helicopter before!
      Anything long with a relatively heavy striking end will work. I would think that shears would be better than either your fingertips or the head of a stethoscope, but I've never compared them. But give it a go, and let us know if it does the job!

    • @XoXoNurseKy
      @XoXoNurseKy 2 ปีที่แล้ว

      @@StrongMed thank you! I’ll give it a go!

  • @sudeeradeshan6042
    @sudeeradeshan6042 2 ปีที่แล้ว

    Thank you

  • @waleedkhalid6908
    @waleedkhalid6908 4 หลายเดือนก่อน

    جزاك الله خيرا

  • @ameenoahmad
    @ameenoahmad 8 หลายเดือนก่อน

    This man is subtly hilarious😂😂

  • @sunving
    @sunving 3 ปีที่แล้ว

    Thank you Dr Strong . Good lecture and I even know from you that distracting procedure named , I will get a new hammer.

  • @vstpierre7
    @vstpierre7 ปีที่แล้ว +6

    I have very strong patellar reflexes. I get embarrassed as I usually kick the doc performing the test. I always have to apologise. Its like I'm taken over by Jackie Chan for a split second.

  • @unitelanka
    @unitelanka 3 ปีที่แล้ว +1

    Great video as always. Is it true that hyperreflexia is suggestive of an upper motor neuron lesion and hyporeflexia is suggestive of a lower motor neuron lesion?

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +2

      Yes, that is a general principle. I chose not to explicitly state that in the video because I was trying to keep it relatively short and sufficiently discussing the difference between upper and lower motor neuron disease would add a few minutes to the runtime. It also feels a little like an oversimplification (e.g. acute stroke with hyporeflexia, ALS being an upper and lower motor neuron disease but usually causing only hyperreflexia) without a longer explanation of the exceptions.

  • @NEETmedicalGK
    @NEETmedicalGK 2 ปีที่แล้ว

    Thanks

  • @PewPewFreedom
    @PewPewFreedom 3 ปีที่แล้ว

    Would you say that the L4 reflexes 9:49 on her is considered a 3+?

  • @NinjaSheepa
    @NinjaSheepa 3 ปีที่แล้ว

    Thanks m8

  • @Abigail-hu5wf
    @Abigail-hu5wf 2 หลายเดือนก่อน

    I personally prefer a Queen's Square or a Babinski because none of the others have necessary weight! But the more pointed hammers used by neurologists are doubtless more of use for them, because they need to precisely hit the exact part of the tendon they're aiming for. For a non-neuro like myself, larger heavy hammers are better! Harder to muck it up.

  • @Mus-Doc
    @Mus-Doc 3 ปีที่แล้ว

    Please list the name/brand/model of the telescoping hammer you're using. Thanks

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +1

      This is the hammer I was using in the video: www.amazon.com/Prestige-Babinski-Telescoping-Reflex-Hammer/dp/B00062N496
      However, it has the same problem as discussed in the product reviews: loose hinge. I ended up superglueing it in position.
      I don't know how durable it is over the long-term, but I've also used this MDF hammer and found it much better (though >2x as expensive): www.amazon.com/MDF-Telescoping-Neurological-superficial-Free-Parts/dp/B00AZF36R4/ref=sr_1_4?dchild=1&keywords=mdf+babinski+hammer&qid=1605703265&s=industrial&sr=1-4

    • @Mus-Doc
      @Mus-Doc 3 ปีที่แล้ว

      @@StrongMed Thanks 👍. Keep up the great work

  • @ikhlaqbright7579
    @ikhlaqbright7579 3 ปีที่แล้ว

    more videos also .... superficial reflexes and other neuro exams.....pls

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว +3

      I was hoping to do a much longer video on the whole neuro exam, but my model (i.e. my wife) isn't super excited about being filmed. Also, filming an exam video in front of a green screen was not very satisfying. So I think I may need to defer the rest of the exam until I can safely film with standardized patients in our simulation center again - best case scenario, summer 2021. But we'll see...

  • @tonysorice5142
    @tonysorice5142 3 ปีที่แล้ว

    doc i just had a reflex test by a orthopedic doctor my kness didnt bump he hit me few times ,what do you think any never damage.i live ur video by the way ,,

  • @allabout1783
    @allabout1783 27 วันที่ผ่านมา

    I wonder, what's stopping my Lecturers from teaching me like this

  • @andresdelavega
    @andresdelavega 3 ปีที่แล้ว

    nice new color grading

    • @StrongMed
      @StrongMed  3 ปีที่แล้ว

      Thanks! This was a particularly nice comment since the color grading was driving me crazy this time around, and I couldn't get myself satisfied with it. I usually film in front of a white screen and key it out, but with the white sheet on the exam table, it wasn't an option.

  • @korcommander
    @korcommander 3 ปีที่แล้ว

    I got my reflex hammer at home depot. It works great.

  • @sabbo7069
    @sabbo7069 3 ปีที่แล้ว +1

    Sir, make a video of cranial nerve examination

  • @joodwaleed7570
    @joodwaleed7570 2 หลายเดือนก่อน

    شكرا جزيلا

  • @aydankamilova7099
    @aydankamilova7099 ปีที่แล้ว

    ♥️♥️

  • @waleedkhalid6908
    @waleedkhalid6908 4 หลายเดือนก่อน

    ❤❤❤❤❤❤❤❤

  • @venkybly
    @venkybly ปีที่แล้ว

    Tq

  • @Karoline_g
    @Karoline_g 3 หลายเดือนก่อน

    I find when a patient can’t relax, it helps if I make it a joke and ask them to pretend to relax. Helps 60%+ of the time, IME. maybe it’s the distraction as you said. 🤷🏻‍♀️

  • @Mahadevan760
    @Mahadevan760 10 หลายเดือนก่อน +1

    With your eliciting the Brachioradialis reflex, the forearm is going into pronation, rather than supination !!!!!

  • @preethamyadav8907
    @preethamyadav8907 3 ปีที่แล้ว

    Pls explain in detail history taking and case presentation of medicine long and short cases.

  • @vgr112261
    @vgr112261 ปีที่แล้ว

    Was the knee jerk on the video considered normal?

    • @StrongMed
      @StrongMed  ปีที่แล้ว +1

      Yes. There is a range of normal, and this person's knee jerk might be on the upper end of that range, but not in itself abnormal. If the patellar reflexes were asymmetric, that would be abnormal. Or if those were a person's patellar reflexes, but every other reflex was difficult to obtain, that also might suggest something worthy of further investigation.

  • @TheDeepening718
    @TheDeepening718 2 ปีที่แล้ว

    wtf I can't tingle to this.

  • @LuvableAF
    @LuvableAF ปีที่แล้ว

    My ankle reflex Grade is 0, so even walking takes 50% more effort than anyone else 😂😂

  • @colinsasso2753
    @colinsasso2753 ปีที่แล้ว

    It's sad that educational videos (that are as good as this one) have 100x less views than the 8 yo putting hot sauce in his eyes for entertainment.

    • @StrongMed
      @StrongMed  ปีที่แล้ว +2

      Thanks for the sentiment! While more views are always nice (all things being equal), my target audience is probably much smaller than that of the 8 year old with hot sauce. So as long as people who will most benefit from my videos are the ones seeing them, I'd still consider 1% of the views a success!

  • @NadrianATRS
    @NadrianATRS 2 ปีที่แล้ว

    Why aren't you wearing your glasses ?

    • @StrongMed
      @StrongMed  2 ปีที่แล้ว +2

      I had laser eye surgery 7-8 years ago that mostly corrected my farsightedness, but which induced some nearsightedness. So I now use glasses with reading and using screens, but not generally at other times.

  • @TheReapr
    @TheReapr 11 หลายเดือนก่อน

    Dude seems very judgmental, nothing wrong with the Taylor hammer and no patient ever complains about being struck lightly in rapid succession..

    • @StrongMed
      @StrongMed  11 หลายเดือนก่อน +1

      Judgmental? About a hammer? Really?

    • @TheReapr
      @TheReapr 11 หลายเดือนก่อน

      @@StrongMed maybe judgmental is a strong word 😅

  • @seanswann1143
    @seanswann1143 3 ปีที่แล้ว

    Thanks

  • @gamaltaher9714
    @gamaltaher9714 2 ปีที่แล้ว

    Thanks

  • @TomJones-yl9zp
    @TomJones-yl9zp 2 ปีที่แล้ว

    Thanks