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Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... • Acute Lymphoblastic ... Hodgkin's Lymphoma #Diffuse
Presentation of malignant disease in children 
Pre-school (<5 years old) 
 - Acute lymphoblastic leukaemia
old) - Acute lymphoblastic ... School-aged - Acute lymphoblastic ... Adolescence - Acute lymphoblastic
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Tachypnea - Normal CXR ... Bronchiolitis - CXR ... pneumonia - CXR ... Shows Diffuse Changes
B-Cell Acute Lymphoblastic Leukemia/Lymphoblastic Lymphoma
Clinical
 - Primarily a disease of childhood, 75% <6 yo
 - Increased
B-Cell Acute Lymphoblastic ... Leukemia/Lymphoblastic ... ALL #LBL #Acute #Lymphoblastic
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... Clinical #Radiology #CXR
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Definition: Diffuse ... • Labs: CBC, cr ... , anti-CCP • CXR ... (diffuse infiltrates
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
mm) nodules • Diffusely ... process or (rarely) diffuse ... diagnosis #pulmonary #CXR
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Diffuse consolidation ... common cause of diffuse ... Radiology #Pulmonary #CXR ... #Diffuse #Consolidation
Treatment Schema for Standard-Risk Acute Lymphoblastic Leukemia
Induction: 
 • Vincristine, Steroid (dexamethasone), L-Asparaginase, Intrathecal (IT) methotrexate
Consolidation
Standard-Risk Acute Lymphoblastic ... #ALL #Acute #Lymphoblastic
Indolent T-Lymphoblastic Proliferation (iT-LBP)
Features of iT-LBP:
 - May be seen in association with other malignancies (e.g.
Indolent T-Lymphoblastic ... similarities to T-lymphoblastic ... iTLBP #Indolent #TLymphoblastic