3907 results
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... lymphatic system (node ... Responsive to Treatment ... growth, response to treatment ... Diagnosis #NonHodgkin #differential
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
supraclavicular node ... Excisional lymph node ... Immunohistochemical studies (to differentiate ... Hodgkin Lymphoma Treatment
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
scalp, skin • Differential ... thoracic skin • Differential ... pulmonary • Differential ... oral cavity • Differential ... anterior neck • Differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Arrhythmias • SA node ... Syndrome (SSS) • AV node ... 100 bpm) • SA node ... Arrhythmias #Anatomical #Differential
Paracoccidioides brasiliensis Lymphadenitis: 

Paracoccidioidomycosis is a systemic fungal infection rare in the US, but endemic in
Head&neck, Lymph Nodes ... Lymph node entirely ... Note the characteristic
Supraventricular Tachycardia Differential Diagnosis
Sinus Tachycardia
Sinus Node Re-entry Tachycardia
Unifocal Atrial Tachycardia
Junctional Tachycardia
Multifocal Atrial Tachycardia (MAT)

- EB Medicine
Supraventricular Tachycardia Differential ... Tachycardia Sinus Node ... #Tachycardia #Differential
Stimulated
SA node
AV node -
Un-stimulated
#PQ
(mV) 0
ECG (lead II)
QRS
#QRS
#SA node
#AV node
#Bundle of His
Bundle branches
#Purkinje fibers
#QRS
#ST
Stimulated SA node ... AV node - Un-stimulated ... QRS #QRS #SA node ... #AV node #Bundle
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... No Treatment. ... 3:1 block) • Treatment ... • Block in AV node ... block beyond AV node
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Immunologic: • Osler nodes ... hematuria, + RF Treatment ... #Endocarditis #Differential
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
spread - Lymph nodes ... involved lymph nodes ... Multiple lymph node ... involvement Differential ... oncology #diagnosis #differential