26 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Cytopenias VIRAL ... Abdominal pain, chronic ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
and Hemoptysis Acute ... Mycoplasma and Viral ... Pneumonias - ... Bacterial Pneumonias ... Differential #Causes #Table
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential Diagnosis ... Subacute: • Acute ... abscess, Necrotizing Pneumonia ... Fungal, Parasitic, Viral ... Algorithm #lesion #pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... , acute HIV infection ... Cough, dyspnea - Pneumonia ... , Lassa fever, acute ... #differential #diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Acute bacterial ... infections • Acute ... or lung abscess ... #Differential #Diagnosis
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Diseases • Acute ... initiation of smoking; Fever ... brown sputum, fever ... Travel hx, food hx; Fever ... #comparison #table
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) ... #diagnosis #pulmonary
Based on the images alone, it is usually not possible to determine the cause of the
or chronic illness ... with cough and fever ... with low oxygen level ... nodular interstitial lung ... #Clinical #Diagnosis
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... Acute Eosinophilic ... tobacco hx - Fever ... mechanical ventilation Chronic ... #diagnosis #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
cough, dyspnea, fever ... - Diagnosis: ... , Chronic eosinophilia ... pneumonia, Pulmonary ... #ILD #diagnosis