33 results
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
and Hemoptysis Acute ... Mycoplasma and Viral ... Pneumonias - ... Bacterial Pneumonias ... Bronchiectasis - Pulmonary
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Workup Algorithm Acute ... Subacute: • Acute ... abscess, Necrotizing Pneumonia ... Fungal, Parasitic, Viral ... Algorithm #lesion #pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
loss, lethargy, fever ... • Fever, weight ... Cytopenias VIRAL ... Abdominal pain, chronic ... Infections #HIV #AIDS #pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
, acute HIV infection ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... , Lassa fever, acute
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 ... Eosinophilic PNA (acute ... or chronic) ... #NonResolving #Pneumonia
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic ... Differential Diagnosis Pulmonary ... Pleural effusion, Pneumonia ... Pleural effusion, Pulmonary ... poisoning, DKA, Fever
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
common diagnoses Acute ... tobacco hx - Fever ... mechanical ventilation Chronic ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Based on the images alone, it is usually not possible to determine the cause of the
considered, like acute ... or chronic illness ... Lobar pneumonia ... Pulmonary hemorrhage ... Organizing pneumonia
CGD and Mulch Pneumonitis
This acute fulminant invasive fungal pneumonia in absence of iatrogenic or exogenous immunosuppression
Pneumonitis This acute ... invasive fungal pneumonia ... Lawn mowing High level ... and evidence of pulmonary ... #Pneumonitis #chronic
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... Eosinophilic Pneumonia ... cough, SOB • Chronic ... Eosinophilic Pneumonia ... Lung #Diseases #pulmonary