58 results
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
ABG vs VBG: Arterial ... vs Venous Blood Gases ... looks like (pH, PaCO2 ... serial exams #ABG ... Comparison #pH #pCO2
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... D-lactate (short bowel syndrome ... Acetazolamide Causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... blood (measured on ABG ... Low SvO2 → Low PaO2 ... differential #diagnosis #causes
Causes of Recurrent Pregnancy Loss - Differential Diagnosis Algorithm
Environmental:
 • Toxin (organic solvents, mercury, lead)
 •
Causes of Recurrent ... Antiphospholipid syndrome ... hyperthyroidism • PCOS ... • Asherman's Syndrome ... Diagnosis #Algorithm #Causes
Hypoglycemia Workup and Differential Diagnosis
Workup:
 • Sulfonylurea Labs
 • Anti-lnsulin Ab - Insulin Autoimmune Syndrome
 •
• Anti-lnsulin Ab ... Insulin Autoimmune Syndrome ... metabolic demand causes ... Continue until BG ... Insulin Autoimmune Syndrome
Hirsutism - Differential Diagnosis
Defined as excessive dark, coarse, male-pattern hair growth
Hirsutism causes in premenopausal women:
 •
growth Hirsutism causes ... premenopausal women: • PCOS ... Rare: Cushing's Syndrome ... tumors Hirsutism causes ... Ovary • Cushing's Syndrome
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Superior vena cava syndrome ... • Nephrotic syndrome ... • Post-CABG ... Algorithm #Hepatology #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... gas equation • Causes ... obesity-hypoventilation syndrome ... • Most common cause ... hepatopulmonary syndrome
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... lung disease Caused ... Arterial blood gas (ABC ... transplant - Lizzie Aby ... hepatopulmonary #syndrome
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
causing ineffective CO2 ... a near-normal PaCO2 ... have an overlap syndrome ... obesity-hypoventilation syndrome ... airflow obstruction causes