94 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Sarcoidosis or Lofgren's syndrome ... Viral: HSV, EBV, HIV ... Nodosum #Mnemonic #Causes ... 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
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Because we saw him ... Here, we show his ... dr.dold.md #Varus #StressTest ... Injury #Positive #Clinical ... PhysicalExam #Sports #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 ... sciatica #lumbar #clinical ... #msk #sports #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
function of the DIP ... joint needs to be clinically ... Finger deformity caused ... Discharge with orthpedic ... Management #Hand #Orthopedics
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 #
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 ... differential #diagnosis #causes ... #hematology
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Causes of Adrenal ... Polyglandular autoimmune syndrome ... Polyglandular autoimrnune syndrome ... • Fungal • HIV ... Thrombophilia • Critical