23 results
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... therapy - Number one cause ... Eg: C. burnetii ... Mycobacterial etc ... #Negative #BloodCultures
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Diagnosis #Table ... #Causes #Sodium
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Surgical devices, e.g ... Sepsis (→ 3-14) e.g ... malignant syndrome (e.g ... #Hyperthermia #Differential ... #Causes #Anesthesiology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Infectious • Endocarditis ... Chronic Obstructive Pulmonary ... • Drug Abuse (e.g
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... special stains (e.g ... ID_fellows #BCNIE #BloodCulture ... #diagnosis #differential
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... (eg steroid dependency ... #Hypotension #Differential ... #Anesthesiology ... Diagnosis #Management #Workup
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
blood gas, 12-lead ECG ... o Aspiration, pulmonary ... Airway #Pressure #Differential ... #Anesthesiology ... Diagnosis #Management #Workup
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential ... risk factors (eg ... hypertension (eg ... hypertension (eg ... #causes #Differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Cerebral > Splenic, pulmonary ... Septic Emboli Cause ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... Treat underlying cause
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
mononeuritis multiplex WORKUP ... coagulopathy) • CBC w differential ... recent DAN) • EMG ... Goodpasture's cause ... Renal #Syndromes #differential