63 results
Hepatobiliary Manifestations of Sickle Cell Disease
Acute sickle cell hepatic crisis:
 • Fever, acute onset RUQ pain,
hepatic crisis: • Fever ... Supportive with treatment ... hepatomegaly and anemia ... cholestasis: • Fever ... hepatology #hepatitis #differential
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Renal Disease, Liver ... Reticulocytosis • Liver ... Classification #Differential ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... RBC #Morphology #differential ... #diagnosis #hematology
Aplastic Anemia - Illness Script
Signs and symptoms:
 • Recurrent infections from neutropenia
 • Mucosal bleeding from
Aplastic Anemia ... Treatment: • Consider ... if neutropenic fever ... diagnosis #management #treatment ... #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
of chronic inflammation ... of chronic kidney ... : Alcohol use, Liver ... morphologic #mcv #differential ... diagnosis #causes #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... : • Acute or Chronic ... effect following treatment ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Dermatomyositis Erythema chronicum ... • Rheumatic fever ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Oroya Fever
Hematologic disease caused by Bartonella bacilliformis
Restricted to the Andes highlands of Peru & Ecuador
B. bacilliformis:
Oroya Fever Hematologic ... Inflammation: high fever ... severe hemolytic anemia ... TREATMENT: ​• Acute ... gabrieltalledop #Oroya #Fever
Hemophagocytic Lymphohistiocytosis (HLH)
Clinical Features: Fever, Splenomegaly, Hepatomegaly, Lymphadenopathy, Confusion
Classic lab findings in HLH: ↑↑ ferritin, Anemia,
Lymphohistiocytosis (HLH) Clinical ... Features: Fever ... : ↑↑ ferritin, Anemia ... 8 criteria: • Fever ... Lymphohistiocytosis #diagnosis #hematology