17 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... inflammation or chronic ... for celiac disease ... change medical management ... #workup #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... K), H. pylori test ... thyroid function test ... changes), high MCV anemia ... - Bone marrow evaluation
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... to Systemic Diseases ... Iron deficiency anemia ... discoloration) • Chronic ... #causes
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Primary Causes ... Liver Function Tests ... Creatinine & BUN: • Chronic ... renal failure/uremia ... #causes
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... Causes of acute ... Systemic disease ... #Diarrhea #management ... #algorithm #workup
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... • Immunologic Workup ... Positive in 60-80% of cases ... of SLE • Evolution ... : Chronic disease
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... hallmark for the disease ... value is low, tests ... leukocytosis with a left shift ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... affected joint • Systemic ... the presence of anemia ... for Chronic Polyarthritis ... metabolic or endocrine disorders
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Capitis - Skin Disease ... • Pull test ... • Laboratory evaluation ... Vitamin D levels Systemic ... weight loss • Chronic
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Immunodeficiency disorder ... Autoimmunity • Chronic ... autoimmune hemolytic anemia ... ) • Systemic granulomatous ... DDX - Other causes