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Acid Base Disorders - Formulas for appropriate metabolic and respiratory compensation

- Dr Amith Sreedharan - Consultant
Acid Base Disorders ... - Formulas for ... #Compensation #Formula ... Diagnosis #Nephrology #AcidBase
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... < 35 mmHg) #AcidBase ... Diagnosis #Algorithm #Causes
Prediction of Compensatory Responses on Simple Acid-Base Disturbances

#acidbase #compensation #metabolic #respiratory #diagnosis #calculations #formulas #acidosis #alkalosis
on Simple Acid-Base ... Disturbances #acidbase ... #calculations #formulas
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acetazolamide Causes ... - Salicylates Causes ... MDaniyalHashmi1 #AcidBase ... bloodgas #Acid #Base
Acid-Base Disorders - Expected Compensation Equations

Metabolic Acidosis:
 • pCO2 = 1.5 x HCO3 + 8 ±
Acid-Base Disorders ... ± 2 (Winter’s formula ... ↓ 4 #Acid #Base ... #AcidBase #Disorders
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
correctly diagnose a case ... that any given case ... Table #PPV #NPV #Formulas
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Case Control ( ... prove causation Case ... NPV Odds ratio (case ... Biostatistics #formulas
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Respiratory Acid-Base ... #respiratory #acidbase ... differential #diagnosis #causes
Bladder outlet obstruction (BOO)

Functional obstruction may be caused by detrusor-sphincter dyssynergia (DSD), either at the level
obstruction may be caused ... Other causes of ... voiding, neurogenic-based ... recommended in the case ... Formal urodynamic
Obsessive-Compulsive Personality Disorder (OCPD): Pathogenesis and Clinical Findings
 • Miserly - Lack of generosity when it
themselves; hoard in case ... Stubborn - Rigid & formal