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

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
GERD, Dysphagia, CHF ... ILD Malignancy: Lung ... Infxn (fungal/mycobacterial ... Diagnosis #Schema #Acute ... #Chronic #Differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
lung disease ... status NTM Cause ... massiliense in CF ... Imaging, high res CT ... differential #diagnosis #infectiousdiseases
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
• Diffuse Lung ... Acute Respiratory ... Syndrome • Chronic ... Lung Infection ... #RHF #RightSided
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... pneumonia • Chronic ... Blood cultures • CXR ... ) • CXR upright ... seen • Chest CT
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Diagnosis Framework Disease ... • CT: Halo sign ... Abdominal pain, chronic ... factor • May cause ... differential #diagnosis #infectiousdiseases
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... in the adjacent lung ... of the affected lung ... high-resolution chest CT ... Nontuberculous mycobacteria
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... or chronic illness ... nodular interstitial lung ... disease, that is ... Diagnosis #Radiology #CXR
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
: weight gain, lung ... *Chronic HFrEF may ... lack lung rales ... CXR congestion. ... coronary artery disease
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
early localized disease ... cancers, including lung ... associated with mycobacterial ... children with acute ... multiforme • Acute