10 results
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 ... characteristic features Clinical ... Diagnosis: Latent ... #TB #Diagnosis ... #Management #Treatment
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 ... characteristic features Clinical ... Diagnosis: Latent ... #TB #Diagnosis ... #Management #Treatment
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... Granulomatous lymphocytic interstitial ... lung disease (GLILD ... Chest CT: • Ground-glass ... #diagnosis #management
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
ON CT? ... 3) Infection ( ... Bacterial, TB, NTM, Fungal ... /Autoimmune diseae ... Bronchiectasis #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Lung Abscess - Clinical ... seen • Chest CT ... #treatment #diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Pseudomonas FUNGAL ... • CT: Halo sign ... fever, rales, interstitial ... #AIDS #pulmonary
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA, SLE ... salivary ducts Clinical ... MALT Lymphoma • Lung ... #Rheumatology # ... Diagnosis #Management
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
rash) • Heart, lung ... erythematosus [SLE ... ], AOSD) • Infection ... Treatment: • Corticosteroids ... #Diagnosis #Management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
symptoms • Rheumatologic ... has five major clinical ... stain of clinical ... change in the lungs ... #Diagnosis #Management
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
cases such as: • SLE ... ○ Tuberculosis ... ○ Syphilis ○ Fungal ... affected tissue Treatment ... #diagnosis #management