11 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Dyspnea (underlying lung ... disease or CHF) ... ) • Abnormal CXR ... refer + order CT ... Diagnosis #Algorithm #causes
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
organ/systemic disease ... GERD, Dysphagia, CHF ... ILD Malignancy: Lung ... Infxn (fungal/mycobacterial ... Diagnosis #Schema #Acute
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... factor • May cause ... differential #diagnosis #infectiousdiseases
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... - Cough and lung ... percent), • Cough ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... dyspnea, productive cough ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Symptoms: • Chronic cough ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... Nontuberculous mycobacteria
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Typical Symptoms: cough ... : weight gain, lung ... HFrEF may lack lung ... CXR congestion. ... coronary artery disease
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... a patient with cough ... nodular interstitial lung ... disease, that is ... Diagnosis #Radiology #CXR
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... Nonspecific chronic cough ... bronchus • Chest CT ... : • Mycobacterium ... Tracheobronchial Diseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... , Pancreas, Gastric ... Culture Positive: • Acute ... Septic emboli cause ... Diagnosis #cardiology #infectiousdiseases