191 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Diagnosis #Comparison #Table ... #Presentation #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... : • Upper lung ... , pleural effusion ... cough, myalgia • Lung ... Infections #HIV #AIDS #pulmonary
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Radiographic Features of Pulmonary ... Diseases - Pneumonia ... Pneumothorax - Effusion ... Emphysema - Pulmonary ... Radiology #Patterns #Lung
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Bird fanciers' lung ... • Idiopathic pulmonary ... Acute, Chronic • Pulmonary ... #differential #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... Rare: pleural effusions ... Diagnosis: • Lung ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
• Interstitial lung ... disease • Pulmonary ... Septal Defect Pulmonary ... Malformation • Severe Pneumonia ... Algorithm #Causes #Pulmonary
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
Pathogens in Pneumonia ... strep - Gram-negatives ... smoking. structural lung ... Burkholderia — structural lung ... MAC (structural lung
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Tuberculosis - Lung ... Cancer of the Lung ... Differential #Causes #Table
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... - Viral pneumonia ... Aspergillosis PLEURAL EFFUSION ... #CT #Patterns #Pulmonary ... #Lung #Infections
Main Lung Ultrasound differences between COVID-19 involvement and other conditions that may yield respiratory symptoms
 •
Main Lung Ultrasound ... superimposed bacterial pneumonia ... Large pleural effusion ... COVID19 #POCUS #Lung ... Ultrasound #Comparison #Table