78 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... Differential #Diagnosis #Dermatology
Pace Maneuver for Piriformis Syndrome

With the patient's hips and needs flexed to 90 degrees, the patient
for Piriformis Syndrome ... the patient's hips ... Test #Piriformis #Syndrome ... #clinical #video ... sciatica #msk #orthopedics
External Snapping Hip Syndrome - Coxa Saltans

External snapping hip or coxa saltans: sliding of the iliotibial
External Snapping Hip ... Syndrome - Coxa ... #Syndrome #Iliotibial ... #clinical #video ... physicalexam #msk #orthopedics
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... Flex the hip ... internally rotate the hip ... lumbar #clinical #video ... #msk #sports #orthopedics
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... predispose to other orthopedic ... common sites: hip ... , shoulder ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Quinidine • HIT ... Non-lmmune: • HELLP Syndrome ... Diagnosis #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Ig A vasculitis/HSP ... Differential #Diagnosis #hematology ... #rheumatology #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... characteristic "waiter's tip ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
out additional causes ... evaluation for other causes ... including liver and hematologic ... If other causes ... diagnosis #management #hepatology
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Hippocratic Shoulder ... Reduction Shoulder ... In cases where closed ... PhysicalExam #Procedure #Orthopedics ... #clinical #video