11 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • Pleuritic chest ... Microsporidium #Lung #Infections ... AIDS #pulmonary #differential
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... nonproductive cough ... and some fever. ... This was a PCP-infection ... Clinical #Radiology #CXR
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Acute Pediatric Cough ... - Differential ... Tachypnea - Normal Chest ... #Acute #Cough ... #Differential #
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Differential Diagnosis ... Red Flags: • Fever ... sweats, chills (infection ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... rarely typical pneumonia ... #differential # ... diagnosis #pulmonary #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
weeks apart): Cough ... , Dyspnea, Fever ... allopurinol), Infection ... , anti-CCP • CXR ... high resolution chest
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... dyspnea, productive cough ... Blood cultures • CXR ... early disease) • CXR ... decubitus - air fluid level
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... encephalitis, eastern ... Maculopapular rash • Cough ... in an endemic area ... Streptococcus pneumoniae
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(LR + 1.9) • Cough ... • Pleuritic chest ... Uremia (blood urea ... nitrogen level ... infiltrate by chest
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Broncholithiasis - Differential ... Nonspecific chronic cough ... • Wheezing • Fever ... • Recurrent pneumonia ... Broncholithiasis #Differential