910 results
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
hyperviscosity syndrome ... SCD, leukemia, myeloma ... or are zebras (…amyloid ... Management #Urology #Differential
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
Paraprotein-associated (POEMS syndrome ... , myeloma, secondary ... amyloid), Paraneoplastic ... Peripheral #Neuropathy #differential
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... thrombocytopenia, multiple myeloma ... myelodysplastic syndrome ... conditions - multiple myeloma ... peripheral blood myeloid
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... VitD: Multiple Myeloma ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... Hypercalcemia #Differential
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... Myelodysplastic syndrome ... MF) • Chronic myeloid ... Thrombocytosis #Differential
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
myelodysplastic syndrome ... • Myeloid hemopathy ... dermatosis: Sweet's syndrome ... myelodysplastic #syndrome ... #differential #
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... lymphoma, melanoma, myeloma ... Vascular: Budd-chiari syndrome ... Sinusoidal obstruction syndrome ... Transaminases #hepatitis #Differential
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Abdominal XRay - Differential ... • lymphoma • amyloid ... Thumbprint #Sign #Differential ... #Diagnosis #radiology
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Long/short QT syndromes ... , Brugada syndrome ... Acquired long QT syndrome ... Cardiac #Arrest #cardiology ... #differential #
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Horner’s syndrome ... palsy • Horner syndrome ... Blepharophimosis syndrome ... Ptosis #neurology #Differential