115 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... angioedema Other symptoms ... Cold #Urticaria #diagnosis ... #rheumatology #
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... K), H. pylori test ... (GI symptoms/endemic ... thyroid function test ... #hematology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... Lymphoma Metastatic Disease ... Serum DHEAS Diagnosis ... clue • Blood tests ... endocrinology #diagnosis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Differential Diagnosis ... Lymphomas • Other hematologic ... NonHodgkins #comparison #oncology ... #diagnosis #differential ... #hematology
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
- Differential Diagnosis ... Intestine - Other causes ... Most common symptoms ... - Bone symptoms ... #Algorithm #hepatology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... No auditory symptoms ... Méniére's disease ... Long symptom-free
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
- Differential Diagnosis ... Framework HEMATOLOGIC ... • Dyspnea at rest ... Constipation • Nausea ... #differential #diagnosis
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
ULN R - Renal disease ... Causes of false- ... amyloidosis Other causes ... Gammopathies #MGUS #diagnosis ... #hematology #oncology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... - Differential Diagnosis ... • Kikuchi Disease ... #Algorithm #Causes ... #Hematology #Oncology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... intervertebral disc disease ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK #pathophysiology ... #differential #diagnosis