178 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis ... #Dermatology #SkinRash
Freiberg's Test for Piriformis Syndrome

Flex the hip to 90 degrees, internally rotate the hip.
Pain in the
for Piriformis Syndrome ... gluteal region is a positive ... #Piriformis #syndrome ... lumbar #clinical #video ... #msk #sports #orthopedics
Rotator Cuff Syndrome - SITS
Supraspinatus, Infraspinatus, Teres minor, and Subscapularis.
Causes: Calcific supraspinatus tendinitis 
Signs: painful abduction
Rotator Cuff Syndrome ... Causes: Calcific ... Rotator #Cuff #Syndrome ... #orthopedics #diagnosis
Pace Maneuver for Piriformis Syndrome

With the patient's hips and needs flexed to 90 degrees, the patient
for Piriformis Syndrome ... The test is positive ... Test #Piriformis #Syndrome ... #clinical #video ... sciatica #msk #orthopedics
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Hemolytic Anemia 1) DIAGNOSE ... autoantibodies: positive ... → schizocytes, Positive ... 2) LOOK FOR a cause ... Hemolytic #Anemia #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #Differential #Diagnosis ... #hematology #rheumatology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
- Differential Diagnosis ... • Gilbert's Syndrome ... Crigler-Najjar Syndromes ... #Algorithm #Causes ... #Hepatology #bilirubinemia
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... Cardiovascular Causes ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... #differential #diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential Diagnosis ... Non-lmmune: • HELLP Syndrome ... #Algorithm #Causes ... #Hematology
Common Raynaud's Mimickers
 - Acrocyanosis
 - Chill blains (pernio)
 - Erythromelalgia
 - Frostbite
 - Achenbach's Syndrome

Dr.
- Achenbach's Syndrome ... #Differential #Diagnosis ... #Causes #Mimics ... #rheumatology #