234 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Legionella: • Nausea ... factor • May cause ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
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 ... cough and some fever ... #Clinical #Radiology
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
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... and other non-pulmonary ... Lobar pneumonia ... #Clinical #Diagnosis ... #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... cough, dyspnea, fever ... - Diagnosis: ... , Pulmonary lymphoma ... #ILD #diagnosis
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
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
- Differential Diagnosis ... Asthma • COPD • Pneumonia ... • Temperature/FEVER ... #Differential #Diagnosis ... #pulmonary
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... cryptogenic organizing pneumonia ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT
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
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Causes of Acute ... - Differential Diagnosis ... • Bacterial pneumonia ... #Differential #Diagnosis ... #Algorithm #Causes