20 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
- Differential Diagnosis ... Leukemia - History of Bleeding ... Reed-Sternberg Cells ... Lymphadenopathy #LAD ... #Oncology
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... is a possible diagnosis ... to pulmonary cyst ... #Clinical #Radiology ... #CXR #Pneumothorax
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Triggers: ATRA treatment ... Release from blast cells ... common • Imaging: CXR ... - pulmonary opacities ... #oncology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
activity • ↓ LAP ... night sweats, bleeding ... manifestations, hypoxia, CXR ... #Leukemia #Hematology ... #Oncology #Diagnosis
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
, dyspnea, +/- CXR ... organ damage • Treatment ... Lysis of tumor cells ... Syndrome #TLS #diagnosis ... #management #hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Large volume feeding ... Blood cultures • CXR ... early disease) • CXR ... upright or lat ... Lung #Abscess #pulmonary
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
underarms, or chest ... Hepatosplenomegaly, cytopenias(bleeding ... Differential Diagnosis ... NonHodgkins #comparison #oncology ... #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
ecchymoses, mucosal bleeding ... number of CD34+ cells ... aplastic anemia Treatment ... Aplastic #Anemia #oncology ... #hematology #diagnosis
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
involvement - seeding ... Tuberculosis Diagnosis ... and Culture • CXR ... disease • Check CXR ... Tuberculosis #TB #Diagnosis
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... - Cells - tumor ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR