16 results
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... lymphadenopathy, pulmonary ... • Usually is a ... ring-enhancement lesion ... #diagnosis #differential
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Diagnosis Algorithm ... Years Without a ... Metastases ("cannonball lesions ... • Fungal • Tuberculosis ... #Causes #Pulmonary
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
A - Ankylosing ... Histoplasmosis A ... fibrobulous apical lesions ... aspergillosis - Chronic ... lung #diseases #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
fibrotic lesions ... • Silicosis • Chronic ... reactivation of a ... malignancy, and chronic ... TB #Diagnosis #Management
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
fibrotic lesions ... • Silicosis • Chronic ... reactivation of a ... malignancy, and chronic ... TB #Diagnosis #Management
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... pneumonia; PZ, pulmonary ... close contact with a ... Includes cavitary lesions ... #Algorithm
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
inflamed response to local ... test (this is a ... Behcet disease) Differential ... Recurrent and chronic ... Syndrome #diagnosis #management
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
This is a Perthes ... surgical repair Differential ... displaces medially → CHRONIC ... with an adjacent focal ... Radiology #diagnosis #msk
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
Pulmonary Nodule ... Focal pulmonary ... lesions that are ... comorbidities, such as chronic ... Management options
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Mycobacterium tuberculosis ... Nodular or cavitary lesions ... gordonae - 99.9% a ... disease through local ... NTM #Infections #differential