125 results
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... Myelodysplastic syndrome ... MF) • Chronic myeloid ... #hematology #secondary
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
Secondary Causes ... hyperviscosity syndrome ... SCD, leukemia, myeloma ... or are zebras (…amyloid ... Management #Urology #Differential
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Myelofibrosis • Chronic Myeloid ... Thrombocytosis #Differential ... #Diagnosis #causes ... #Platelets #hematology
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 ... #Differential # ... Diagnosis #Dermatology
Elevated Transaminases / Transaminitis - Differential Diagnosis

 • Infectious: HAV, HCV, HEV, EBV, HSV, CMV
 •
Transaminitis - Differential ... lymphoma, melanoma, myeloma ... Vascular: Budd-chiari syndrome ... #Diagnosis #causes ... #hepatology
Hepatomegaly - Differential Diagnosis Algorithm
Malignant
 • Primary Carcinoma
 • Metastases
 • Lymphoma
 • Leukemia
 • Polycythemia
Hepatomegaly - Differential ... Polycythemia • Multiple Myeloma ... • Budd-Chiari Syndrome ... Diagnosis #Algorithm #Causes ... #Hepatology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... Disorders: • Chronic myeloid ... Chickenpox Other Causes ... #Diagnosis #causes ... #hematology #basophils
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 ... #diagnosis #causes
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis
 • Infection: Extrapulmonary tuberculosis, Abscess, Endocarditis,
Origin (FUO) - Differential ... Lemierre's syndrome ... Malignancy: - Hematologic ... Leukemia, Multiple myeloma ... #Origin #FUO #Differential
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag Syndrome ... Purple #Urine #Bag #Syndrome ... #PUBS #pathophysiology ... #clinical #photo ... #differential #