76 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Treatment depends ... maintained fever CAUSES ... hyperthermia crisis (late ... #Differential #Causes ... #Checklist #Diagnosis
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
hypercarbia as causes ... alfentanil can be diagnostic ... overload / TURP syndrome ... ) • Medical causes ... Intraoperative #Checklist #Diagnosis
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
Temperature rise is a late ... other, more common causes ... replacement therapy later ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
essential to determine treatment ... CCB, BB, BRASH syndrome ... develop low CO later ... cytokine release syndrome ... Undifferentiated #Shock #diagnosis
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... Incontinence • Saddle Anesthesia ... #MSK #pathophysiology ... #diagnosis #symptoms
Factors that May Affect Fetal Oxygenation - Differential Diagnosis Algorithm

Excessive Uterine Activity:
 • Hyperstimulation
 • Placental
- Differential Diagnosis ... Hypotension • Anesthesia ... Antiphospholipid syndrome ... #Differential #Diagnosis ... #Algorithm #Causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... saddle (perineal) anesthesia ... dorsum of foot and lateral ... Commonly caused ... Dermatomes #Myotomes #diagnosis
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... necrosis (7-14 days later ... CXR upright or lat ... #differential #causes
Refeeding Syndrome Overview

What Is It?
	• Electrolyte/fluid shifts caused by initiation of nutrition in severely malnourished patient.
changes and may cause ... deficiency (thiamine) Late ... hyperparathyroidism Treatment ... #Differential #Diagnosis ... #Pathophysiology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... - Emergency Causes ... Differential Diagnosis ... axial T1 and T2 Treatment ... #causes #neurology