11 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... • Hypoxia • Pulmonary ... • Oxygen • Treatment ... MAT #Cardiology #Diagnosis ... #ECG #EKG #Management
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... to neurologic injury ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Libman Sacks) • Atrial ... Cerebral > Splenic, pulmonary ... Septic Emboli Cause Injury ... ↑ ESR, CRP • EKG
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
quantify renal injury ... recent DAN) • EMG ... sparing of the lung ... #differential #diagnosis ... #management #treatment
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
injury • Indirect ... starting amiodarone treatment ... Acute toxicity (e.g ... Chronic toxicity (e.g ... macrophages Treatment
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... Cerebral > Splenic, Pulmonary ... Septic emboli cause injury ... ↑ ESR, CRP • EKG ... hematuria, + RF Treatment
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
from contiguous focus ... Hepatic artery (e.g ... ., endocarditis) ... sources within abdominal ... #differential #diagnosis
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
indicated • EKG ... Obtain EKG if: ... unless prior heart/lung ... CARP, DECREASE V trials ... stratification #diagnosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
by excretion (e.g ... its metabolism (e.g ... liver or renal injury ... before beginning treatment ... output - Acute pulmonary
Abdominal Compartment Syndrome & Intrabdominal Pressure Measurement
APP (Abdominal Perfusion Pressure) = MAP (Mean Arterial Pressure) -
CO) and impedes lung ... after previous treatment ... correct placement (e.g ... POCUS) and function ... urinary catheter (e.g