10 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... organism identified, Strep ... failure, COPD, Lung ... /- High res CT chest ... diagnosis #evaluation #differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... • Diffuse Lung ... Acute Respiratory Distress ... Syndrome ... • Chronic Lung Infection
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
allopurinol), Infection ... anti-GBM ab, ANA, C3, C4 ... high resolution chest ... , biopsy By Tess ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... factor • May cause ... #AIDS #pulmonary ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Aeruginosa - Strep ... Abscess Differential ... #Abscess #pulmonary ... #differential #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Loss of weight • Chest ... Most Common Causes ... in the adjacent lung ... #differential #
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : • Syndrome of ... Advanced HIV (CD4 ... • Dyspnea, • Chest ... #differential #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT chest ... confirm DAH, r/o infection ... Goodpasture's cause ... sparing of the lung ... #differential #
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Differential Diagnosis ... receptors: Hemothorax, Flail ... sedatives), Stroke, Infection ... syndrome, Barotrauma ... #diagnosis #causes
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
acute respiratory distress ... syndrome) is rare ... Pleuritic chest ... failure - Infectious ... reticular opacities on chest