Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
reflection) Pneumonia ... due to thickened pleura ... submassive PE) POCUS ... #differential # ... #POCUS #ultrasound
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 β€’ Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... β€’ Idiopathic pulmonary ... Acute, Chronic β€’ Pulmonary ... #diagnosis #differential ... #pulmonary #causes
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 β€’ Dysrhythmia
 β€’ Ischemia
 β€’ Cardiomyopathy
 β€’ Valvular disease
Causes of Dyspnea - Differential ... Parenchyma: β€’ Pneumonia ... β€’ Interstitial lung ... malformation Pleura ... : β€’ Pleural effusion
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 β€’ Congestive heart failure
 β€’ Constrictive
Causes of Pleural ... Effusion - Differential ... Pneumonectomy β€’ Trapped lung ... Infectious: β€’ Pneumonia ... Diagnosis #Algorithm #Hepatology
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
(HPS) HPS-differential ... Diseases of the ... lung parenchyma ... Pleura and diaphragm ... Syndrome #HPS #hepatology
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 β€’ Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
Actinomyces spp., NHL; Lung ... β€’ Pleural effusion ... Pyogenic bacterial pneumonia ... cancer, Organizing pneumonia ... #diseases #differential
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
Point on POCUS ... to pleural line ... False #LungPoint #POCUS ... lungdiaphragam #ultrasound #pulmonary ... #differential #
β–Ί
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 β€’ (UIP) Usual Interstitial Pneumonia
of Interstitial Lung ... Disease - Differential ... Lymphangioleiomyomatosis (LAM), β€’ Pulmonary ... leaking out of pulmonary ... #Causes #Differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung ... diseases LIP ... CTILD #Diagnosis #Differential ... Comparison #Table #Pulmonary
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 β€’ Acute Infections: Lung abscess,
Cavitary Lung Disease ... - Differential ... abscess, Necrotizing Pneumonia ... Algorithm #lesion #pulmonary ... #differential