98 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 ... , EBV, HIV, HepB ... Differential #Diagnosis #Dermatology
External Snapping Hip Syndrome - Coxa Saltans

External snapping hip or coxa saltans: sliding of the iliotibial
External Snapping Hip ... External snapping hip ... External #Snapping #Hip ... #clinical #video ... physicalexam #msk #orthopedics
Pace Maneuver for Piriformis Syndrome

With the patient's hips and needs flexed to 90 degrees, the patient
for Piriformis Syndrome ... Test #Piriformis #Syndrome ... #clinical #video ... #physicalexam #hip ... sciatica #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 ... sciatica #lumbar #clinical ... #msk #sports #orthopedics
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Acute Retroviral Syndrome ... Acute Retroviral Syndrome ... elevation • Nausea ... 14%), in which case ... antibody test) Treatment
Kaposis Sarcoma: Darkly pigmented macules caused by this malignancy. Seen most commonly in
patients with HIV infection.

Charlie
pigmented macules caused ... patients with HIV ... UCSD Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... etc) - Viral: HIV ... , HCV, EBV, CMV ... antiphospholipid syndrome ... Diagnosis #Framework #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
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
jirovecii Pneumonia Clinical ... • Caused by ... Immunocompromised host (HIV ... ) • Seen in HIV ... often elevated Treatment
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