49 results
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
drugs that may cause ... Phencyclidine (PCP ... FalsePositive #Testing
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... poisoning, Scorpion sting ... Neuromuscular #Weakness #Causes
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... ulnar nerve palsy, testing ... #physicalexam #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
present in 15% of cases ... Demyelinating disease caused ... • JC-virus PCR ... of serum CrAg testing ... comparable to CSF testing
Causes of Gallbladder Wall Thickening - Differential Diagnosis
 • Physiologic: Contracted gall bladder in a non-fasting
Causes of Gallbladder ... bladder in a non-fasting ... Diagnosis #radiology #POCUS
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
ileum • Most cases ... Locality in the setting ... Amy Chung, MD, MSc
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia is usually caused ... vast majority of cases ... Then, ask 3 questions ... the underlying cause ... up to 3x in the setting
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
psychiatric illnesses • Eating ... disorders • Selective eating ... shortness of breath, wasting ... nonimmune hemolysis MSK ... , or any other cause
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
EOM testing displayed ... fasciculus), which causes ... The most common causes ... diagnosed with MS
Calcaneofibular Ligament (CFL) Tilt Test Stress Testing

The Ultrasound Site - MSK ultrasound education @mskultrasound

#Calcaneofibular #Ligament #CFL
Tilt Test Stress Testing ... Ultrasound Site - MSK ... clinical #ultrasound #msk ... #pocus