33 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
HCO3 < 24mmol/L) CO2 ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... < 35 mmHg) #AcidBase ... Diagnosis #Algorithm #Causes
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Medications, Central, ↑ CO2 ... metabolic acidosis Nick ... MD @nickmmark #acidbase
Carotid Artery Thrombosis on POCUS

Really unfortunate case of a carotid artery thrombosis. Young patient who presented
Thrombosis on POCUS ... Really unfortunate case ... Artery #Thrombosis #POCUS ... clinical #ultrasound #Neck ... #Color #Doppler
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... Nick Mark MD @nickmmark ... differential #diagnosis #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Acetazolamide Causes ... MDaniyalHashmi1 #AcidBase
Suppurative Lymphadenitis on Neck POCUS with Color Doppler

Male with left neck mass/swelling/overlying redness.  Prior hx
POCUS with Color ... Doppler Male ... with left neck ... Left neck mass case ... #POCUS #clinical
Suppurative Lymphadenitis on Neck POCUS

Male with left neck mass/swelling/overlying redness.  Prior hx of MRSA.
POCUS Male with ... Left neck mass case ... Increased Doppler ... Doppler is key. ... #POCUS #clinical
Renal Infarction on POCUS

An illustrative case of renal infarction: Note that there is almost no color
Infarction on POCUS ... An illustrative case ... Absent power Doppler ... Renal #Infarction #POCUS
Lancisi's sign in Severe Tricuspid Regurgitation - Physical Exam
Note the large systolic jugular venous wave caused
jugular venous wave caused ... IJ vein seen on POCUS ... PhysicalExam #Cardiology #Neck
Normal hepatic vein Doppler Ultrasound tracing
1) a large antegrade waveform (negative velocity) noted during early and
Normal hepatic vein Doppler ... in RA pressure caused ... This wave is caused ... #hepaticvein #Doppler ... tracing #diagnosis #pocus