97 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Elevation == Decreased ... Asplenia Laboratory Interference ... Reduction == Increase ... HgbA1c #Laboratory #Increase ... #Decrease #Diagnosis
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
Both can decrease ... larger VT and decreases ... In CHF, decreases ... In COPD, decreases ... status • Won't Work
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... Basic labs for decreased ... testing - Lab for decreased ... liver disease, decrease ... Diagnosis #Causes #Workup
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... hyperproteinemia DECREASED ... Hypernatremia #Diagnosis #Workup
Reported Mechanisms and Toxicity of Investigational Treatments for SARS-COV-2
Chloroquine and Hydroxychloroquine
 • Mechanisms: Interference with ligand
• Mechanisms: Interference ... ligand binding, interference ... into cytosol, decreased ... • Mechanism: Interference
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Decreased filling ... Algorithm #Causes #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Decreased Mg ... Diagnosis #Causes #Workup
ECMO circuit chatter - rhythmic pulsations in the drainage catheter/tubing leading to the pump
CHATTER occurs when
of CHATTER: - decrease ... reposition to increase ... chatter #clinical #video
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
Mild-to-moderate decrease ... Platelet count - Decreased ... nucleated RBCs, and decreased ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... if increased or decreased ... Differential #Diagnosis #Workup