HYPERTROPHIC OSTEODYSTROPHY IN A FIVE MONTH OLD FEMALE ALSATIAN BY OLUSA T.A

CASE HISTORY SIGNALMENT: Specie: CANINE Breed: ALSATIAN Sex: FEMALE Age: FIVE MONTHS Weight:I2 kilograms Colour: Black/Tan

CASE HISTORY PREVIOUS ILLNESS AND MEDICATIONS: DHLPP VACCINATIONS WAS ADMINISTERED THREE DAYS BEFORE PRESENTATION. a

CASE HISTORY CONT”D. Present complaints: DULLNESS ANOREXIA INABILITY TO WALK. DIARRHOEA

CLINICAL EXAMINATION. Physiological Parameters. Temperature:40.6°C(38.9-39.4). Heart Rate:160 beats/minute(70-140). Pulse Rate: 168 beats/minute(110-140) Respiratory rates:44breaths/minute(18-34)

CLINICAL EXAMINATION CONT”D. Physical findings. MODERATE MUCOPURULLENT OCULAR DISCHARGE. ENLARGED LYMPH NODES DIARRHOEA. PAIN ON HIND LIMB PALPATION.

TENTATIVE DIAGNOSIS VACCINAL REACTION. CANINE DYSTEMPER. BABESIOSIS HYPOCALCEMIA.

MANAGEMENT BLOOD OBTAINED FOR FBC. BLOOD OBTAINED FOR SERUM CA/P ANALYSIS.

LABORATORY FINDINGS. Parameters Dog Normal values PCV(%) 34 37-55 MCHC (%) 33.2 32-36 MCV (fl) 62 60-77 WBC (109/L) 27.0 6.0-17.0 Differentials: Neutrophils: 19.0 Monocytes :1.4 Lymphocytes: 6.2 Basophils : NIL Eosinophils:1.4

SERUM BIOCHEMISTRY FINDINGS CALCIUM (mg/dl) 9.0 (9-11) PHOSPHORUS (mg/dl) 3.0 (4-8)

LABORATORY FINDINGS INTERPRETATION. NEUTROPHILIC LEUKOCYTOSIS LYMPHOCYTOSIS HYPO-PHOSPHATEMIA

TREATMENT AMPICLOX INJECTION 250mg i.m T.i.d. 5% DEXTROSE SALINE 500mls i.v HYOSCINE INJECTION 1ml i.m VITAMIN C 500mg per os.

REMARKS DIARRHOEA STOPPED A DAY AFTER COMMENCEMENT OF TREATMENT. APPETITE RESUMED BY THE SECOND DAY OF TREATMENT. PUPPY RESUMED WALKING BY THE FOURTH DAY OF TREATMENT. HOWEVER PUPPY RELAPSED INTO THE SAME CONDTION TWO WEEKS LATER.

REMARKS CONTINUED RECOVERY AND FREQUENT RELAPSES WAS OBSERVED IN THE NEXT 6 WEEKS OF MANAGEMENT. BILATERAL FIRM MASSES WERE OBSERVED ON THE ELBOWS. SIMILAR SWELLING WAS OBSERVED ON THE STIFLE

PUPPY WITH BILATERAL SWELLING OF THE ELBOW

FURTHER MANAGEMENT ANTERO-POSTERIOR RADIOGRAPHS OF THE ELBOW WAS OBTAINED

RADIOGRAPHIC FINDINGS VARYING DEGREE OF MINERALIZATION OF THE PROXIMAL AND DISTAL METAPHYSIS THICKENED METAPHYSIS WITH IRREGULAR RADIOLUSCENT ZONE SEPERATING IT FROM THE PHYSIS OSTEOID INFILTERATION INTO THE SOFT TISSUE AND MARROW

A/P VIEW OF THE FORE ARM

DIAGNOSIS OSTEOSARCOMA CHONDROSARCOMA HYPERTROPHIC OSTEODYSTROPHY PAN-OSTEITIS

CONCLUSION OWING TO FREQUENT RELAPSES AND MULTIPLE BONE INVOLVEMENT, PUPPY WAS EUTHANISED. PATHOLOGY REVEALED MARKEDLY ENLARGED RADIO-ULNAR AND TIBIO-FIBULA BONES AND THICKENED PERIOSTEAL TISSUE. HISTOPATHOLOGY REVEALED IMPACTION OF THE TRABECULAE .

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