21 results
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... grip weakness caused ... clinical #video #neurology ... #physicalexam # ... msk #orthopedics
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
LiCl use The urine ... Urine chloride is ... the indicated causes ... #Algorithm #nephrology ... #differential #diagnosis
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential Diagnosis ... GI Bleed) • NaCl ... #Polyuria #Nephrology ... #Algorithm #Causes
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... abnormal) in nearly all ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... axillary nerve ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
injury ... injury ... EDC, EI, EPB, APL ... #Anatomy #diagnosis ... #neurology #orthopedics
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
very sensitive diagnostic ... regarding the cause ... afferent pathway injury ... Pupillary #Defect #Neurology ... Pupils #MacrusGunn #PhysicalExam
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
to Acute Kidney Injury ... UOP/weights - Urine ... Na/K/Cl/urea/protein ... rhabdo/TLS) Causes ... #Diagnosis #Algorithm
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... Anterior column: AAL ... fractures: Don't cause ... spinal deformity or neurologic ... #diagnosis #localization
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
excretion (e.g., urine ... liver or renal injury ... tests before beginning ... gluconeogenesis Liver Injury ... lactate and can act