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Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... since in many cases ... we describe a chest ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... pneumonia • Cavitary ... differential #diagnosis #chestCT ... #radiology
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Therefore, conditions caused ... contribute to the upper zone ... apices caused by ... a rigid chest cage ... #STARCHASERS #radiology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Nodular or cavitary ... Mimics TB with: Cavitary ... • Dyspnea, • Chest ... differential #diagnosis #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
zone infiltrates ... factor • May cause ... fever, cough and cavitary ... Infections #HIV #AIDS #pulmonary ... differential #diagnosis #infectiousdiseases
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
neuroexam - Oral cavity ... event, follow ACC algorithm ... post op Cardiology ... change CV risk Chest ... unless prior heart/lung
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
the consolidated lung ... be seen on the chest ... Within one month ... after treatment ... #Clinical #Radiology
Total atelectasis
The chest x-ray shows total atelectasis of the right lung due to mucus plugging.
Notice the
atelectasis The chest ... film after treatment ... A common cause of ... thus obstructing one ... #Clinical #Radiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
, verrucous) - Lung ... Cerebral > Splenic, Pulmonary ... hematuria, + RF Treatment ... Differential #Diagnosis #cardiology ... #infectiousdiseases