235 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Fever, weight ... Legionella: • Nausea ... factor • May cause ... reported in 100% of cases ... Infections #HIV #AIDS #pulmonary
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 ... PCP Mycoplasma pneumonia ... cough and some fever
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
respiratory failure, pneumonia ... rhinorrhea, cough; pneumonia ... , pharyngitis; pneumonia ... Streptococcus pneumoniae ... otitis media; pneumonia
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 ... Acute, Chronic • Pulmonary ... #differential #pulmonary ... #causes
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Lymphangioleiomyomatosis (LAM), • Pulmonary ... leaking out of pulmonary ... Amy Chung, MD, MSc ... Diseases #ILD #Causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... Unknown • 6-7 cases ... cough, dyspnea, fever ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Causes of Cough ... Mycoplasma and Viral Pneumonias ... - Bacterial Pneumonias ... Bronchiectasis - Pulmonary ... Mitral Stenosis - Pulmonary
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... Edema • Severe Pneumonia ... CNS lesion: ALS, MS ... Differential #Diagnosis #Causes ... #pulmonary
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Non-Infectious Causes ... , Pulmonary embolism ... , Lipid pneumonia ... Differential #Diagnosis #pulmonary
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
deep breathing Pulmonary ... Asthma • COPD • Pneumonia ... Tachypnea: • Pulmonary ... • Temperature/FEVER ... Differential #Diagnosis #pulmonary