Download presentation
Presentation is loading. Please wait.
Published byPaola Darrell Modified over 9 years ago
1
Fever in the Tropics Tom D. Thacher, MD Department of Family Medicine Mayo Clinic, Rochester, Minnesota thacher.thomas@mayo.edu
3
Fever as a Symptom 1. Malaria 2. Hypertension 3. Dyspepsia 4. Pulmonary tuberculosis 5. Medical examination 6. Upper respiratory infection 7. Urinary tract infection 8. HIV infection 9. Diabetes mellitus 10. PID 1/3 of all presentations in primary care
5
Learning Objectives 1. Syndromic Approach 2. 8 Febrile Syndromes
6
Context of Fever Age Age Geography Geography Season Season Duration of fever Duration of fever Malnutrition Malnutrition Immune status Immune status Exposures Exposures
7
Empiric treatment Syndromic Approach
8
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
9
Which of these is NOT in the top five causes of death in children in tropical countries? A. Measles B. Pneumonia C. Typhoid D. HIV E. Malaria
10
Causes of Death in Children Under Age 5 Years in Africa 2/3 of all child deaths
11
1.Fever Alone Malaria Malaria Typhoid fever Typhoid fever HIV HIV Dengue Dengue Leptospirosis Leptospirosis Rickettsia Rickettsia Relapsing fever Relapsing fever Other viral illnesses Other viral illnesses
12
Okie S. N Engl J Med 2008;358:2425-2428 Malaria
13
Plasmodium falciparum
14
Symptoms of malaria Headache Headache Pallor Pallor Severe hemolytic anemia Severe hemolytic anemia Heart failure Heart failure Cerebral malaria – impaired mental status, convulsions, coma Cerebral malaria – impaired mental status, convulsions, coma Labored breathing Labored breathing acidosis, heart failure acidosis, heart failure Splenomegaly Splenomegaly
15
Typhoid Fever
16
Typhoid Sustained high fever, headache Sustained high fever, headache Apathy, psychosis Apathy, psychosis Constipation, abdominal pain Constipation, abdominal pain Splenomegaly Splenomegaly Positive blood culture Positive blood culture www.worldortho.med.usyd.edu.au
18
Dengue Asia, So. America Asia, So. America Marked myalgia, eye pain Marked myalgia, eye pain Rash Rash ↓ WBC, ↓ platelets ↓ WBC, ↓ platelets
19
Leptospirosis Rash Rash Aseptic meningitis Aseptic meningitis Clue: conjunctival injection Clue: conjunctival injection
20
Rickettsia Fever, headache, and myalgia Fever, headache, and myalgia Clue: tick exposure, painless eschar Clue: tick exposure, painless eschar African tick-bite fever, scrub typhus African tick-bite fever, scrub typhus
21
Relapsing Fever
22
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
23
2.Neurologic Syndromes Fever, headache, altered mental status, convulsions, coma Cerebral malaria Cerebral malaria Meningitis Meningitis Encephalitis Encephalitis HIV HIV
25
African Meningitis Belt
28
Encephalitis Rabies Rabies Japanese encephalitis Japanese encephalitis West Nile encephalitis West Nile encephalitis Trypanosomiasis (sleeping sickness) Trypanosomiasis (sleeping sickness)
29
HIV Chronic Meningitis: TB, cryptococcal Chronic Meningitis: TB, cryptococcal Toxoplasmosis Toxoplasmosis HIV dementia HIV dementia
30
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
31
3.Abdominal Syndromes Fever, abdominal pain Typhoid Typhoid Infectious colitis: shigella, E. coli, salmonella, campylobacter, ameba Infectious colitis: shigella, E. coli, salmonella, campylobacter, ameba Amebic liver abscess Amebic liver abscess Abdominal TB Abdominal TB Appendicitis, pyelonephritis Appendicitis, pyelonephritis HIV HIV
32
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
33
4.Pulmonary Syndromes Fever, cough, dyspnea Pneumonia Pneumonia Tuberculosis Tuberculosis HIV HIV
34
Causes of Death in Children Under Age 5 Years in Africa
36
IMCI Integrated Management of Childhood Illness Increased respiratory rate Increased respiratory rate ≥60 if age < 2 mos. ≥60 if age < 2 mos. ≥50 if age 2-12 mos. ≥50 if age 2-12 mos. ≥40 if age 12 mos. to 5 years ≥40 if age 12 mos. to 5 years Lower chest retractions Lower chest retractions
43
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
44
5.Rash Syndromes Fever and skin rash Measles Measles HIV HIV Dengue Dengue Other viruses Other viruses
53
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
54
6.Hemorrhagic Syndromes Hematemesis, melena, epistaxis, petechiae, purpura, puncture site bleeding Ebola, Lassa, Marburg Ebola, Lassa, Marburg Yellow fever Yellow fever Dengue Dengue Relapsing fever Relapsing fever
55
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
56
7.Musculoskeletal Syndromes Fever with joint or bone pain Sickle cell disease Sickle cell disease Septic arthritis Septic arthritis Osteomyelitis Osteomyelitis Pyomyositis Pyomyositis Rheumatic fever Rheumatic fever
59
8 Common Fever Syndromes 1. Fever alone 2. Neurologic 3. Abdominal 4. Pulmonary 5. Rash 6. Hemorrhage 7. Bone and joint 8. Gynecologic
60
8.Gynecologic Syndromes Fever, pelvic pain, vaginal discharge PID PID Tubo-ovarian abscess Tubo-ovarian abscess Postpartum endometritis Postpartum endometritis Septic abortion Septic abortion
61
Treatment Limiting Factors Self treatment with OTC antibiotics Self treatment with OTC antibiotics Limited spectrum of antibiotics Limited spectrum of antibiotics No health insurance No health insurance Counterfeit drugs and adulteration Counterfeit drugs and adulteration
62
What is the deadliest animal in Africa?
63
no-pest.com
64
no-pest.com
65
news.nationalgeographic.com 20,000 deaths per year
66
800,000 deaths per year
Similar presentations
© 2024 SlidePlayer.com. Inc.
All rights reserved.