201 results
Lactic Acidosis - Classification and Differential Diagnosis
Type A Lactic Acidosis: Inadequate Oxygen Delivery
 • Anaerobic muscular
Lactic Acidosis ... Type A Lactic Acidosis ... Type B Lactic Acidosis ... Biguanides, Carbon monoxide ... 0885066620982585 #Lactic #Acidosis
Carbon Monoxide Poisoning
Clinical 
 • Headache 
 • Nausea / vomiting 
 • Loss of consciousness
Carbon Monoxide ... Severe metabolic acidosis ... ischemia #Carbon #Monoxide
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
carboxyhæmoglobin - Carbon monoxide ... - incr H+ (acidosis
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
• Metabolic acidosis ... exposures • Lactic acidosis ... cause • Carbon monoxide
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
poisoning, Carbon monoxide ... Chronic: Metabolic acidosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic Acidosis ... Type A Lactic Acidosis ... anemia - Carbon monoxide ... Type B Lactic Acidosis ... Lactate #Lactic #Acidosis
Carbon Monoxide Poisoning

Symptoms are non-specific:
 - Headache 90%
 - Nausea/vomiting 50%
 - Vertigo 50%
 - Altered
Carbon Monoxide ... PeterboroughEM #Carbon #Monoxide
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
are they more acidotic ... Gap Metabolic Acidosis ... : Lactic Acidosis ... Gap Metabolic Acidosis ... • Respiratory Acidosis
Arterial Blood Gas (ABG) Interpretation
 • AG/non-AG Metabolic Acidosis
 • AG Acidosis "Delta/Delta"
 • Metabolic Alkalosis
non-AG Metabolic Acidosis ... • AG Acidosis ... • Respiratory Acidosis ... diagnosis #acidbase #acidosis
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
+ Respiratory Acidosis ... ↓ - Metabolic acidosis ... - Respiratory acidosis ... #Compensation #acidosis