10 results
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... , weight loss, stress ... Prolactinoma • Chest ... Radiation • Infection ... Diagnosis #Algorithm #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Aeruginosa - Strep ... • Vasculitis (e.g ... #differential #causes
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
but important causes ... nutritionally variant Strep ... antiphospholipid syndrome ... special stains (e.g ... differential #workup #infectiousdiseases
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
≥ 4mmol.l-1 if infection ... likely underlying cause ... devices could have caused ... cultures if possible (eg ... Intraoperative #Checklist
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Lady Windermere Syndrome ... : • Syndrome of ... • Dyspnea, • Chest ... differential #diagnosis #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Cholesterol emboli syndrome ... Septic emboli cause ... ↑ ESR, CRP • EKG ... Differential #Diagnosis #cardiology ... #infectiousdiseases
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
Follow the full steps ... Consider known drug causes ... (eg. remifentanil ... Intraoperative #Checklist ... Management #Workup #Cardiology
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
region Viral Syndromes ... ; dengue shock syndrome ... capillary leak syndrome ... serologic tests; a chest ... Differential #Diagnosis #InfectiousDiseases
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... Skin exam for infection ... to determine if stress ... one post op Cardiology ... change CV risk Chest
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
acute respiratory distress ... syndrome) is rare ... Pleuritic chest ... Exclude other causes ... failure - Infectious