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

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
COPD, Sinusitis, Bronchiectasis ... GERD, Dysphagia, CHF ... ILD Malignancy: Lung ... Diagnosis #Schema #Acute ... #Chronic #Differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... +/- High res CT ... scan), CBC/diff, Blood ... Infectious Diseases ... diagnosis #evaluation #differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
• Diffuse Lung ... Acute Respiratory ... • Chronic Lung ... Infection • Bronchiectasis ... #RHF #RightSided
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
anemia • Sputum/Blood ... cultures • CXR ... ) • CXR upright ... seen • Chest CT ... Abscess Differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Centrilobular nodules - Bronchiectasis ... massiliense in CF ... Advanced HIV (CD4 ... Imaging, high res CT ... NTM #Infections #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... high-resolution chest CT ... abnormal in adults • Blood ... #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... Diagnosis Framework Disease ... angioinvasive disease ... • CT: Halo sign ... Chest pain, cough, bloody
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
: weight gain, lung ... pressure: systolic blood ... HFrEF may lack lung ... CXR congestion. ... coronary artery disease
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... syndrome, Congestion/CHF ... CA, small cell lung ... intestines, white blood ... injury #hepatitis #differential