21 results
Cystic Lung Disease
Upper Lobe Predominant: 
Langerhans Cell Histiocytosis, Pneumocystis Jiroveci, Hypersensitivity Pneumonitis, Neurofibromatosis Type 1, Paracoccidioidomycosis,
(LCDD), Cystic Pulmonary ... Birt-Hogg-Dubé Syndrome, Lymphocytic ... Bronchiolitis, Pulmonary ... differential #diagnosis #causes ... #pulmonary
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
• Myocarditis Pulmonary ... Vascular • Pulmonary ... • Biliary Disease ... • Peptic Ulcer Disease ... Radiculopathy #ChestPain
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
appearances of pulmonary ... Cytomegalovirus, Influenza, Lymphocytic ... Drug toxicity, Pulmonary ... , Pulmonary alveolar ... complex • Nodular/Masses
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
the population Disease ... decades of life Causes ... fever, fatigue, Nausea ... infiltration (lymphocytes ... Urticaria #diagnosis #rheumatology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Leukemia): • Lymphocytes ... extramedullary disease ... -> AML: Blast crises ... CLL (Chronic Lymphocytic ... #Leukemia #Hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Diagnosis #Algorithm #Causes ... #Hematology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Lymphocytic infiltration ... xeropthalmia) Mouth: • Lymphocytic ... inflammation tends to cause ... interstitial lung disease ... /pulmonary fibrosis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... With associated pulmonary ... involvement: Anti-GBM Disease ... diagnosis #algorithm #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Chronic lung disease ... Granulomatous disease ... Granulomatous lymphocytic ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
glands: • Focal lymphocytic ... : • 10%-15% Pulmonary ... UIP, NSIP): • Lymphocytic ... , INC risk PE, Pulmonary ... Sjogrens #Syndrome #Rheumatology