304 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Pleomorphic gram-negative ... Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... #Presentation #Pulmonary
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... PCP Mycoplasma pneumonia ... #Clinical #Radiology
Pathogens in Pneumonia

Here is a quick review of the pathogens causing pneumonia (useful for enumerating differentials
Pathogens in Pneumonia ... pathogens causing pneumonia ... your grand rounds/cases ... strep - Gram-negatives ... #Microbiology #Causes
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Acute, Chronic • Pulmonary ... #differential #pulmonary ... #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
, Cryptococcal pneumonia ... Legionella: • Nausea ... factor • May cause ... reported in 100% of cases ... Infections #HIV #AIDS #pulmonary
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... include the list of causes ... caused by Streptcoccus ... pneumoniae. ... #Clinical #Radiology
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
consolidation due to a pneumonia ... caused by Sterptococcus ... pneumoniae. ... #Clinical #Radiology ... #CXR #Pneumonia
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Bronchiectasis - Pulmonary ... Mitral Stenosis - Pulmonary
Pediatric Pneumonia on POCUS

Nothing as satisfying as when the normal lung gives way to pneumonia. 

-
Pediatric Pneumonia ... on POCUS Nothing ... lung gives way to pneumonia ... #POCUS #AirBronchograms ... Clinical #Lung #Pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Non-Infectious Causes ... , Pulmonary embolism ... , Lipid pneumonia ... Differential #Diagnosis #pulmonary