224 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal #Negative #clinical ... #PhysicalExam #Sports ... Ortho #anterior #cruciate
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Hypokalemia - Differential ... K-ATPase which imports ... - Refeeding Syndrome ... #Hypokalemia #Differential ... potassium #low #pathophysiology
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
Positive #ACLTear #clinical ... #PhysicalExam #Sports ... Ortho #anterior #cruciate
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Injury #ACLTear #clinical ... #PhysicalExam #Sports ... Ortho #anterior #cruciate
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
acl #anterior #cruciate ... #ligament #clinical ... #physicalexam #sports
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Purple #Urine #Bag #Syndrome ... #PUBS #pathophysiology ... #clinical #photo ... #differential #
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Channelopathies: Long/short ... QT syndromes, Brugada ... Acquired long QT syndrome ... disorders • WPW syndrome ... Arrest #cardiology #differential
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... Pathogenesis and clinical ... =>Prader-Willi Syndrome ... fractures • Short ... #genetics #pathophysiology
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Pediatric Diarrhea - Differential ... Overfeeding • Short ... Bowel Syndrome ... Irritable Bowel Syndrome ... #Diarrhea #Differential
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Short Stature - ... Differential Diagnosis ... 21 • Noonan Syndrome ... • Turner Syndrome ... #ShortStature #Differential