127 results
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... - Differential Diagnosis ... Edema • Severe Pneumonia ... MS, Polio - PNS ... #Causes #pulmonary
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Streptococcus pneumoniae ... PMNs and monocytes ... Few PMNs; no bacteria ... #Diagnosis #Comparison ... #Presentation #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Lymphadenopathy, CNS ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
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 ... Diseases #ILD #diagnosis ... #differential #pulmonary ... #causes
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
replicates within CNS ... induces vascular & CNS ... CNS and hematologic ... , pharyngitis; pneumonia ... peds #pediatrics #pathophysiology
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Non-Infectious Causes ... , Pulmonary embolism ... #Differential #Diagnosis ... #pulmonary
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... - Eosinophilic PNA ... Others: - Pulmonary ... #NonResolving #Pneumonia ... #diagnosis #pulmonary
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... of Pneumonia on ... pulm edema not PNA ... /lung sliding: Pulmonary ... NOT definitively diagnose
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... #Differential #Diagnosis ... #pulmonary #radiology
Causes of Hemoptysis - BATTLE CAMP Mnemonic:

Bronchitis 
Bronchiectasis 
Aspergilloma 
Tumor 
Tuberculosis 
Lung abscess 
Emboli (pulmonary) 
Coagulopathy
Causes of Hemoptysis ... abscess Emboli (pulmonary ... Mitral stenosis Pneumonia ... BATTLECAMP #Mnemonic #Causes ... #Differential #Diagnosis