56 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... macrophages in HIV • Lung ... : • Upper lung ... cough, myalgia • Lung ... Microsporidium #Lung
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... disease or CHF) ... ) • Abnormal CXR ... History of cancer, lung ... #causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... Lung Abscess - Clinical ... Blood cultures • CXR ... #treatment #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... Bird fanciers' lung ... Churg Strauss syndrome ... Diseases #ILD #diagnosis ... #differential #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of interstitial lung ... - Imaging: • CXR ... peripheries and lower lung ... • Lung biopsy: TBNA ... or Surgical lung
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Interstitial lung ... Malformation • Severe Pneumonia ... Hypoventilation Syndrome
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
– ARDS: Clinical ... , inflammatory lung ... permeability, lung ... with decreased lung ... detected on CT or CXR
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... POCUS lung exam ... Differential Bilat ... NOT definitively diagnose ... #Lung #POCUS #clinical
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Diagnosis Algorithm ... Pneumonectomy • Trapped lung ... Infectious: • Pneumonia
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... : Interstitial lung ... : Pneumonia, asthma ... #Diagnosis #pulmonary