101 results
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
production • Night ... sweats, weight ... , hemoptysis Treatment ... Lung #Abscess #Diagnosis ... #Pulmonary #Clinical
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential Diagnosis ... Pneumonitis • Treatment ... #Differential #Diagnosis ... lung #disease #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... #Differential #Diagnosis ... #Algorithm #Causes ... #Pulmonary
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... deep breathing Pulmonary ... Psychiatric: Anxiety, fright ... #Differential #Diagnosis ... #pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... granulomatosis (right ... vascular - pulmonary ... infection - pulmonary ... bronchogenic cyst #Diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... nails • Loss of weight ... Most Common Causes ... • Wasting and weight ... mycobacteria Treatment
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
Lymphangioleiomyomatosis, Light ... (LCDD), Cystic Pulmonary ... Bronchiolitis, Pulmonary ... #differential #diagnosis ... #causes #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... degrees • Chills, night ... fatigue, unexplained weight ... Lung #Abscess #pulmonary ... #differential #causes
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
Hypertension Presence of pulmonary ... other obvious causes ... RVSP) - Estimates pulmonary ... pressure < 15mmHg TREATMENT ... - Mechanism: causes
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Causes of Cyanosis ... - Differential Diagnosis ... Total Anomalous Pulmonary ... #Differential #Diagnosis ... #Algorithm #Causes