1842 results
Lymph Node Anatomy
Waldeyer Ring, Pre-auricular, Cervical, Occipital, Supraclavicular, Infraclavicular, Pectoral, Axillary, Mediastinal, Hilar, Epitrochlear, Brachial, Spleen,
Lymph Node Anatomy ... Spleen, Mesenteric, Paraaortic ... Popliteal #Lymph #Node
Cervical Lymphadenopathy - Lymph Node Drainage
Preauricular nodes - Drain scalp, skin
 • Differential diagnosis: Scalp infections,
Lymphadenopathy - Lymph Node ... Preauricular nodes ... Posterior cervical nodes ... as preauricular nodes ... Supraclavicular nodes
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
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
Axillary Lymph Node Anatomy

By @rev.med

#Axillary #Lymph #Node #Anatomy
Axillary Lymph Node ... Axillary #Lymph #Node
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
renal, lung, lymph node ... glands, lymph nodes ... with response to treatment ... IgG4+ cells" Treatment ... phenotypes #workup #treatment
Azithromycin - since there has been a lot of noise around chloroquine/hydroxychloroquine, thought we can take
investigational treatments ... COVID-19… - Note ... COVID19 #Pandemic #Treatment
Azithromycin - since there has been a lot of noise around chloroquine/hydroxychloroquine, thought we can take
investigational treatments ... for COVID-19… Note ... #Coronavirus #Treatment
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Arrhythmias • SA node ... Syndrome (SSS) • AV node ... 100 bpm) • SA node ... Tachycardia (MAT) • AV node