21 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
OKSign #clinical #video ... #neurology #physicalexam ... #msk #sports #neurology ... #orthopedics #Hand
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Examination Left hand ... to compression and ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
. ↑ Nacl delivery ... → - ↑ K+ and ... H+ secretion → Hypokalemia ... Contraction → ↑ Renin ↑ Ca ... Pathophysiology #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... Hyperkalemia ... ACE-Is and ARBs ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... transfusion • HTN and ... • NSAIDs • ACE ... #differential # ... potassium #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... transfusion • HTN and ... • NSAIDs • ACE ... #differential # ... potassium #high #nephrology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics ... #sports #hand
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
and Management ... Redistribution and ... Calcium 2-3g IV Ca-gluconate ... or 1g CaCl- (central ... Treatment #potassium #nephrology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
reflex) Flexion and ... reflex #clinical #hand ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
AKI) What to ask ... - Urine Na/K/Cl ... 13% (mostly ATN and ... AcuteKidneyInjury #AKI #Nephrology ... Algorithm #Causes #Differential