103 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 ... #clinical #video ... cruciate #ligament #msk
Dupuytren's Contracture (Palmar Fibromatosis) on Physical Exam

#Dupuytrens #Contracture #Palmar #Fibromatosis #clinical #video #physicalexam #msk #hand #orthopedics
Fibromatosis #clinical #video ... #physicalexam #msk ... #orthopedics #rheumatology
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
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 ... Rupture #Clinical #Video ... #Calf #Sports #msk
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
- Differential Diagnosis ... AIHA (7-8%) DAT-negative ... #Differential #Diagnosis ... #Table #hematology
Medial Approach Knee Intra-articular Corticosteroid Injection 

Landmark 1/3 to 1/2 way from top of patella. Find
Injection #clinical #video ... physicalexam #procedure #msk ... orthopedics #sports #rheumatology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Hemolysis DAT Negative ... Autoimmune #Hemolysis #hematology ... #diagnosis
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... normal • DAT negative ... #Differential #Diagnosis ... Management #Algorithm #hematology
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
at least 1): Negative ... RF, negative anti ... Rheumatoid #Arthritis #diagnosis ... Classification #rheumatology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Pauci-immune mediated (Negative ... #differential #diagnosis ... #algorithm #rheumatology