335 results
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Injury #Normal #Negative ... #PhysicalExam #Sports ... cruciate #ligament #msk
Medial Approach Knee Intra-articular Corticosteroid Injection 

Landmark 1/3 to 1/2 way from top of patella. Find
Corticosteroid Injection ... Corticosteroid #Injection ... physicalexam #procedure #msk ... #orthopedics #sports ... #rheumatology
Normal Simmonds-Thompson Test (Negative) for Achilles Tendon Rupture

In this normal Simmonds-Thompson test, plantar flexion of the
Simmonds-Thompson Test (Negative ... #Test #Normal #Negative ... PhysicalExam #Calf #Sports ... #msk #orthopedics
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
- Differential Diagnosis ... Lymphocytosis: Infection ... • Monocytosis: Infection ... #Differential #Diagnosis ... #causes #hematology
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
disease • Systemic infection ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative ... #Differential #Diagnosis
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... deficiency) • Infection ... Non-infectious (malignancy, rheumatologic ... #Differential #Diagnosis ... causes #Platelets #hematology
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
C3 positive or negative ... mediated - DAT: IgG negative ... Pathophysiology #diagnosis ... #hematology
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
#orthopedics #diagnosis ... #sports #MSK #anatomy
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
#Diagnosis #Sports ... #Drawer #Test #msk
Gram Stain - Bacteria Identification Algorithm
Gram Positive:
 • Rods: Oxidase+, Oxidase-, Fastidious, Anaerobic, Curved
 • Cocci:
Anaerobes Gram Negative ... Rods: Branching, Spores ... #microbiology #diagnosis