19 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Anion gap? ... ↑ ↑ Metabolic alkalosis ... Acetazolamide Causes ... of Metabolic Alkalosis ... - Salicylates Causes
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis ... responsive metabolic alkalosis ... resistant metabolic alkalosis ... tubular acidosis • Anion ... Diagnosis #Algorithm #causes
The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
The Chvostek sign ... is a clinical sign ... in respiratory alkalosis ... hyperventilation, which causes ... negative in the alkalotic
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis ... responsive metabolic alkalosis ... tubular acidosis Anion ... the indicated causes ... of anion gap metabolic
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Alkalosis - Differential ... Non-reabsorbed anions ... Diagnosis #Algorithm #Causes
DKA DIAGNOSTIC CRITERIA:
1. Serum glucose >250 mg/dL
2. Arterial pH <7.3
3. Serum bicarbonate <18 mEq/L
4. At least
to 30% of DKA cases ... and significant anion ... Common, early signs ... the increase in anion ... gap closes and
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... 3) Labs show anion-gap ... exposure Symptoms: Nausea ... , Shock Labs: Anion-Gap ... Acidosis, Respiratory Alkalosis
Epiglottitis - Swollen inflamed epiglottis 
Clinical (Rapid onset) 
 • Fever 
 • Sore throat
Muffled voice • Anxious ... #Epiglottitis #Signs ... #Causes #Diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... - Metabolic Alkalosis ... Non-reabsorbable anions
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... hypertension and signs ... and metabolic alkalosis ... renovascular or endocrine causes ... renal bruit or signs