25 results
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
disease-associated interstitial lung ... DM/PM : dermatomyositis ... CTILD #Diagnosis #Differential ... Comparison #Table #Pulmonary ... #Rheumatology #
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... Non-Infectious Differential ... • Infectious Causes ... , Sarcoidosis, Dermatomyositis ... , Lung adenocarcinoma
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... - Water - Pus ... Transverse myelitis • Hematology ... #dyspnea #sob #differential ... #pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... pleura in severe cases ... submassive PE) POCUS ... #differential # ... #Lung #POCUS #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... Differential Bilat ... : Pulmonary edema ... partially seen shred sign ... #POCUS #clinical
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Inverse Gottron’s sign ... auricular papules Clinical ... anti-NXP2 Abs Lung ... #rheumatology #
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Splenomegaly, Increased PMNs ... Cyanosis without Pulmonary ... #Hematology
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... TB, Necrotizing PNA ... Kaposi's sarcoma • Rheumatologic ... #Diagnosis #pulmonary ... #causes
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Interstitial lung ... multifactorial mechanisms Hematologic ... Classification #Diagnosis #Differential ... #Causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Nasal polyps and signs ... in the adjacent lung ... #differential #