38 results
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
include the Lachman (ACL ... anterior drawer (ACL ... integrity) and McMurray ... Lachman #Apley #McMurray
McMurray Test 

#Diagnosis #Sports #McMurray #Test #Knee #Exam #PCL #Knee #ALiEM
McMurray Test ... Diagnosis #Sports #McMurray ... Test #Knee #Exam #PCL
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
Cruciate Ligament (PCL ... Classification of PCL ... Stress Test, - McMurray ... = Isolated PCL ... Stress Test or + McMurray
Pancreatic cystic lesions (PCLs)
 - classified into simple retention cysts, pseudocysts and cystic neoplasms 
 -
cystic lesions (PCLs ... modalities for PCL ... cystic #lesions #PCLs ... diagnosis #management #differential
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
syndrome - Na-K-2Cl ... cotransporter, K channel, Cl ... barrtin (recruits Cl ... Thiazide-sensitive Na—Cl ... Nephrology #Diagnosis #Differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High Al ... Normotensive: • UCl ... Post-hypercapnia • UCl ... #Hypokalemia #Differential
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea Differential ... β-HCG, TSH and PRL ... LH • Pelvic Ultrasound ... Primary #Amenorrhea #Differential
Urine Anion Gap in NAGMA
NA + K - Cl = surrogate for Urine NH4+
NH4+ is excreted
NAGMA NA + K - Cl ... excreted with Cl ... is intact: - All ... NAGMA #diagnosis #differential
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Smith, Sm/RNP, Scl ... Scl100, Th/To, Scl ... EJ, Jo-1, OJ, PL ... -7, PL-12, MDA5, ... Cytoplasmic #Patterns #differential
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Exogenous (KCL ... #hyperkalemia #differential