13 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... M.tuberculosis, NTM ... CXR +/- High res CT ... #workup #diagnosis ... #evaluation #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
of right middle lobe ... : Clinical Manifestations ... Diagnosis Of NTM ... Imaging, high res CT ... #Infections #differential
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
CAN YOU SEE ON CT ... involving a segment or lobe ... Bacterial, TB, NTM ... Bronchiectasis #pulmonary ... #diagnosis #differential
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Diagnosis of Miliary ... Tuberculosis, NTB ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... allopurinol), Infection ... anti-ANCA ab, anti-GBM ... resolution chest CT ... #diagnosis #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Inferomedial temporal lobes ... enhancement on CT ... #differential #
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(NTM) • Fungal ... Progression: • Upper lobe ... characteristic features Clinical ... Tuberculosis Diagnosis ... staining, NAA (PCR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
(NTM) • Fungal ... Progression: • Upper lobe ... characteristic features Clinical ... Tuberculosis Diagnosis ... staining, NAA (PCR
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... virus • CMV • EBV ... • Common clinical ... rav7ks #CNS #Infections ... diagnosis #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... seen • Chest CT ... Lung #Abscess #pulmonary ... #differential #