449 results
Cervical Lymph Node Examination

#physicalexam #cervical #lymph #node #lymphnode
Cervical Lymph Node ... cervical #lymph #node ... #lymphnode
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 ... Lymphadenitis #Pathology #LymphNode
Here is a lymph node that is lymphoid-depleted, fibrotic, and burned-out, typical of late phase HIV
Here is a lymph node ... seen in lymph nodes ... Pathology #Microscopy #LymphNode
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
within the AV node ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
ECG Changes in Hyperkalemia and Treatment
Membrane Stabilization
 - Calcium gluconate or chloride 
Redistribution
 - Insulin
ECG Changes in Hyperkalemia ... Hyperkalemia #Treatment #Management ... #Diagnosis #ECG ... #EKG
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
is below the AV node ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
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 ... #PQ (mV) 0 ECG ... QRS #QRS #SA node ... #AV node #Bundle
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
through the AV node ... period of the AV node ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
hypertension Management ... Cardiology #Diagnosis #ECG ... #EKG #Management
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - Management ... : HR > 180bpm ECG ... Don't cover mouth/nose ... 2 J/kg - Dr. ... #tachycardia #Management