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  • Unknown's avatar

    Juri Katchanov 8:34 am on November 5, 2020 Permalink | Reply  

     
  • Unknown's avatar

    Juri Katchanov 5:57 pm on October 18, 2020 Permalink | Reply
    Tags: DIC   

    DIC 

    https://www.mdcalc.com/isth-criteria-disseminated-intravascular-coagulation-dic

    https://onlinelibrary.wiley.com/doi/10.1111/jth.12155

    Role of plasma, fresh frozen plasma (FFP), coagulation factors, and platelets

    2013

    Recommendations:

    1. The transfusion of platelets is recommended in DIC patients with active bleeding and a platelet count of <50 × 109 L−1 or in those with a high risk of bleeding and a platelet count of <20 × 109 L−1 (low quality).
    2. The administration of FFP may be useful in patients with active bleeding with either prolonged PT/APTT (>1.5 times normal) or decreased fibrinogen (<1.5 g dL−1). It should be considered in DIC patients requiring an invasive procedure with similar laboratory abnormalities (low quality).
    3. The administration of fibrinogen concentrate or cryoprecipitate may be recommended in actively bleeding patients with persisting severe hypofibrinogenemia (<1.5 g L−1) despite FFP replacement (low quality).
    4. Prothrombin complex concentrate (PCC) may be considered in actively bleeding patients if FFP transfusion is not possible.

    The threshold for transfusing platelets depends on the clinical state of the patient. In general, platelet transfusions are administered to patients who are actively bleeding and who have a platelet count of <50 × 109 L−1. A much lower threshold of 10–20 × 109 L−1 is adopted in non-bleeding patients, on the basis of RCTs in patients with thrombocytopenia following chemotherapy. Platelets may be administered at higher levels than this in patients perceived to be at high risk of bleeding on the basis of other clinical and laboratory features.

    It may be necessary to use large volumes of plasma to correct the coagulation defects shown by prolonged APTT or PT, or a decreased fibrinogen level. Initial doses of 15 mL kg−1 of FFP are suggested, although there is evidence that a dose of 30 mL kg−1 produces more complete correction of coagulation factor levels. In this regard, the consequences of volume overload may have to be considered.

    Smaller volumes of PCC may be useful in this setting, although these products lack certain essential coagulation factors, such as factor V. Specific deficiencies in fibrinogen can be corrected by administration of purified fibrinogen concentrates or cryoprecipitate.

    The response to component therapy should be monitored both clinically and by repeating platelet counts and coagulation tests following administration of these components.

    The efficacy and safety of recombinant FVIIa in DIC with life-threatening bleeding are unknown, and it should be used with caution, or as part of a clinical trial.

     
  • Unknown's avatar

    Juri Katchanov 8:38 am on August 20, 2020 Permalink | Reply
    Tags: HLH   

    hemophagocytosis HLH 

     
  • Unknown's avatar

    Juri Katchanov 7:15 am on August 14, 2020 Permalink | Reply
    Tags: infectious_colitis   

    infectious colitis 

    infectious colitis_jk.png

     

     
  • Unknown's avatar

    Juri Katchanov 8:26 am on June 15, 2020 Permalink | Reply  

    bradycardia 

    _________________________________________________________________________________________________________

    _________________________________________________________________________________________________________

    Bradycardia DDx

    Seldom, but not miss in any AV blocks:

    (1) Lyme

    (2) Sarcoid

    (3) Chagas

     
  • Unknown's avatar

    Juri Katchanov 8:06 am on May 18, 2020 Permalink | Reply
    Tags: OHS   

    OHS 

    OHS

    clinical features of OHS

    OHS Eur Resp Rev 18 Graph CPAP

    OHS Eur Resp Rev 18 Graph pathophys

     

    pathophysiology of OHS

     

    OHS Eur Resp Rev 18 Graph NIV

     

     
  • Unknown's avatar

    Juri Katchanov 5:35 am on April 28, 2020 Permalink | Reply
    Tags: bowel_ischemia   

    Bowel ischemia 

    bowel ischemia_radiopedia 1.png

    bowel ischemia_radiopedia 2.jpg

    bowel ischemia_radiopedia 3.png

    bowel ischemia_radiopedia 4.png

    CT presentation of mesenterial ischemia AJR 08.png

    https://pubs.rsna.org/doi/10.1148/rg.2018170163

     

     
  • Unknown's avatar

    Juri Katchanov 9:04 pm on April 23, 2020 Permalink | Reply  

    NUMERI 

    A

    0.5 mg IM for anaphylaxis, in children 0.1 mg/ 10 kg bodyweight IM (max. 0.5 mg IM)

    1 mg IV for cardiac arrest

    0.5 mg IV for peri-arrest according to Scott Weingart

    20-50 µg Push Dose for bradycardia, shock, anaphylaxis etc (1 mg in 100 ml= 10 µg/ml)

    Perfusor 2-10 µg/min = 0.1- 0.6 mg/h = 0.025 – 0.15 µg/min/kg

    B

    C

    D

    1 drop= 0.05 ml= 50 µl (20 drops= 1 ml)

    E

    F

    G

    1 Gamma = 1 µg/min

    5 mg IV over 5 min for epinephrine-resistant anaphylaxis on betablockers

    10 g Glucose →↑ 30-40 mg/dl Glc

    5 g Glucose counter-acts 1 U Insulin

    H

    I

    1 U Insulin →↓ 30-40 mg/dl Glc

    For 1 U Insulin give 2.5 g (minimum) to 5.0 g (safe side) Glucose (e.g. lowering K+)

    0.1 U × kg bw/h as drip (Perfusor©) for DKA without bolus (50 U/ 50 ml=  1 U/ml)

    J

    K

    L

    M
    N

    1 amp= 0.4 mg in 1 ml

    CPR dosis 5 x 0.4 mg= 2 mg

    otherwise in 0.08 mg steps (e.g. 0.4 mg -> 10 ml, 0.08 mg= 2 ml), onset 2 min (CAVE: vomiting, withdrawal with agitation)

    1 amp = 1 mg in 1 ml

    for push-pressoring: 1 mg in 100 ml = 10 µg/ml (start with 2-5 ml= 20- 50 µg)

    For drip (Perfusor©) e.g. 5 mg in 50 ml= 100 µg/ml

    1 Gamma = 1 µg/min

    Perfusor: 8 µg/min – 80 µg/min = 0.1 – 1.0 µg/min/kg = 0.5 – 5.0 mg/h

    O

    Ö

    P

    Q

    R

    S

    Hydrocortison x 1, Prednisolon x 4, Methylprednisolon x 5, Dexamethason x 30

    T

    U

    Ü

    V

    W

    X

    Y

    Z

     Pädiatrische Notfallkarte ÄLRD

     
  • Unknown's avatar

    Juri Katchanov 9:58 am on April 3, 2020 Permalink | Reply
    Tags: ischemic_colitis   

    mental roadmap to ischemic colitis IC (aka CI colonic ischemia) 

     
  • Unknown's avatar

    Juri Katchanov 11:04 am on March 29, 2020 Permalink | Reply
    Tags: ADHF   

    Acute Heart Failure AHF ADHF 

    AHF ADHF 1.png
    AHF ADHF 2.png
    Nohria A, Tsang SW, Fang JC, Lewis EF, Jarcho JA, Mudge GH, Stevenson LW. Clinical assessment identifies hemodynamic profiles that predict outcomes in patients admitted with heart failure. J Am Coll Cardiol. 2003 May 21;41(10):1797-804

    C.H.A.M.P.I.O.N.

    Coronary syndrome

    Hypertensive emergency

    Arrythmia: bradycardia, tachycardia

    Mechanical: valvular, pericardial (incl type A AoD), structural-myocardial (incl peripartal)

    Pulmonary embolism

    Infections: (1) systemic, esp in the elderly (2) myocarditis, peri(myo)carditis (3) endocarditis

    Overload: fluid overload e.g. NSAIDs, steroids

    Non-compliance with medication

    USE OF DIURETICS

    https://onlinelibrary.wiley.com/doi/10.1002/ejhf.1369

    PEARLS

    ______________________________________________________________________________________________________________

    ________________________________________________________________________________________________________________

     
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