167 results
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Streptococcus pneumoniae ... Klebsiella pneumoniae ... Mycoplasma pneumoniae ... #Diagnosis #Comparison ... #Presentation #Pulmonary
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
common & convincing pneumonia ... pneumonitis, Pulmonary ... Acute eosinophilic pneummia ... #Mimics #Differential ... #Diagnosis #Pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Diagnosis Framework ... Infections #HIV #AIDS #pulmonary ... #differential # ... diagnosis #infectiousdiseases
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
OP: organizing pneumonia ... LungDisease #CTILD #Diagnosis ... #Differential # ... Comparison #Table ... #Pulmonary #Rheumatology
Complications of Measles: Pathogenesis and Clinical Findings
 • ADEM -> Fever, headache, neck stiffness, BBD, mental
Pericarditis • Pneumonia ... SOB, fatigue, fever ... N/V, elevated liver ... Complications #diagnosis ... signs #symptoms #pathophysiology
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... yersinia/rats, Q fever ... #NonResolving #Pneumonia ... #diagnosis #pulmonary ... #differential
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Acute Eosinophilic Pneumonia ... Chronic Eosinophilic Pneumonia ... Lung #Diseases #pulmonary ... #differential # ... diagnosis #comparison
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... #diagnosis #tropical
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... Acute, Chronic • Pulmonary ... Diseases #ILD #diagnosis ... #differential # ... pulmonary #causes
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential ... Diagnosis Definition ... , Pulmonary embolism ... NonInfectious #Differential ... #Diagnosis #pulmonary